1330903875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 2649673728

約数和(自身を除く): 1318769853

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 37, 71, 75, 105, 111, 125, 175, 185, 193, 213, 259, 355, 375, 497, 525, 555, 579, 777, 875, 925, 965, 1065, 1295, 1351, 1491, 1775, 2485, 2625, 2627, 2775, 2895, 3885, 4053, 4625, 4825, 5325, 6475, 6755, 7141, 7455, 7881, 8875, 12425, 13135, 13703, 13875, 14475, 18389, 19425, 20265, 21423, 24125, 26625, 32375, 33775, 35705, 37275, 39405, 41109, 49987, 55167, 62125, 65675, 68515, 72375, 91945, 95921, 97125, 101325, 107115, 149961, 168875, 178525, 186375, 197025, 205545, 249935, 275835, 287763, 328375, 342575, 459725, 479605, 506625, 507011, 535575, 749805, 892625, 985125, 1027725, 1249675, 1379175, 1438815, 1521033, 1712875, 2298625, 2398025, 2535055, 2677875, 3549077, 3749025, 5138625, 6248375, 6895875, 7194075, 7605165, 10647231, 11990125, 12675275, 17745385, 18745125, 35970375, 38025825, 53236155, 63376375, 88726925, 190129125, 266180775, 443634625, 1330903875]

約数ペア:

[(1, 1330903875), (3, 443634625), (5, 266180775), (7, 190129125), (15, 88726925), (21, 63376375), (25, 53236155), (35, 38025825), (37, 35970375), (71, 18745125), (75, 17745385), (105, 12675275), (111, 11990125), (125, 10647231), (175, 7605165), (185, 7194075), (193, 6895875), (213, 6248375), (259, 5138625), (355, 3749025), (375, 3549077), (497, 2677875), (525, 2535055), (555, 2398025), (579, 2298625), (777, 1712875), (875, 1521033), (925, 1438815), (965, 1379175), (1065, 1249675), (1295, 1027725), (1351, 985125), (1491, 892625), (1775, 749805), (2485, 535575), (2625, 507011), (2627, 506625), (2775, 479605), (2895, 459725), (3885, 342575), (4053, 328375), (4625, 287763), (4825, 275835), (5325, 249935), (6475, 205545), (6755, 197025), (7141, 186375), (7455, 178525), (7881, 168875), (8875, 149961), (12425, 107115), (13135, 101325), (13703, 97125), (13875, 95921), (14475, 91945), (18389, 72375), (19425, 68515), (20265, 65675), (21423, 62125), (24125, 55167), (26625, 49987), (32375, 41109), (33775, 39405), (35705, 37275)]