401339925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 864444672

約数和(自身を除く): 463104747

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 37, 45, 63, 71, 75, 97, 105, 111, 175, 185, 213, 225, 259, 291, 315, 333, 355, 485, 497, 525, 555, 639, 679, 777, 873, 925, 1065, 1295, 1455, 1491, 1575, 1665, 1775, 2037, 2331, 2425, 2485, 2627, 2775, 3195, 3395, 3589, 3885, 4365, 4473, 5325, 6111, 6475, 6887, 7275, 7455, 7881, 8325, 10185, 10767, 11655, 12425, 13135, 15975, 16975, 17945, 18389, 19425, 20661, 21825, 22365, 23643, 25123, 30555, 32301, 34435, 37275, 39405, 48209, 50925, 53835, 55167, 58275, 61983, 65675, 75369, 89725, 91945, 103305, 111825, 118215, 125615, 144627, 152775, 161505, 165501, 172175, 197025, 226107, 241045, 254819, 269175, 275835, 309915, 376845, 433881, 459725, 516525, 591075, 628075, 723135, 764457, 807525, 827505, 1130535, 1205225, 1274095, 1379175, 1549575, 1783733, 1884225, 2169405, 2293371, 3615675, 3822285, 4137525, 5351199, 5652675, 6370475, 8918665, 10847025, 11466855, 16053597, 19111425, 26755995, 44593325, 57334275, 80267985, 133779975, 401339925]

約数ペア:

[(1, 401339925), (3, 133779975), (5, 80267985), (7, 57334275), (9, 44593325), (15, 26755995), (21, 19111425), (25, 16053597), (35, 11466855), (37, 10847025), (45, 8918665), (63, 6370475), (71, 5652675), (75, 5351199), (97, 4137525), (105, 3822285), (111, 3615675), (175, 2293371), (185, 2169405), (213, 1884225), (225, 1783733), (259, 1549575), (291, 1379175), (315, 1274095), (333, 1205225), (355, 1130535), (485, 827505), (497, 807525), (525, 764457), (555, 723135), (639, 628075), (679, 591075), (777, 516525), (873, 459725), (925, 433881), (1065, 376845), (1295, 309915), (1455, 275835), (1491, 269175), (1575, 254819), (1665, 241045), (1775, 226107), (2037, 197025), (2331, 172175), (2425, 165501), (2485, 161505), (2627, 152775), (2775, 144627), (3195, 125615), (3395, 118215), (3589, 111825), (3885, 103305), (4365, 91945), (4473, 89725), (5325, 75369), (6111, 65675), (6475, 61983), (6887, 58275), (7275, 55167), (7455, 53835), (7881, 50925), (8325, 48209), (10185, 39405), (10767, 37275), (11655, 34435), (12425, 32301), (13135, 30555), (15975, 25123), (16975, 23643), (17945, 22365), (18389, 21825), (19425, 20661)]