61883325

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{1871}}^1$

素因数の和:1904

約数の個数: 72

約数和(自身を含む): 132312960

約数和(自身を除く): 70429635

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 441, 525, 675, 735, 945, 1225, 1323, 1575, 1871, 2205, 3675, 4725, 5613, 6615, 9355, 11025, 13097, 16839, 28065, 33075, 39291, 46775, 50517, 65485, 84195, 91679, 117873, 140325, 196455, 252585, 275037, 327425, 353619, 420975, 458395, 589365, 825111, 982275, 1262925, 1375185, 1768095, 2291975, 2475333, 2946825, 4125555, 6875925, 8840475, 12376665, 20627775, 61883325]

約数ペア:

[(1, 61883325), (3, 20627775), (5, 12376665), (7, 8840475), (9, 6875925), (15, 4125555), (21, 2946825), (25, 2475333), (27, 2291975), (35, 1768095), (45, 1375185), (49, 1262925), (63, 982275), (75, 825111), (105, 589365), (135, 458395), (147, 420975), (175, 353619), (189, 327425), (225, 275037), (245, 252585), (315, 196455), (441, 140325), (525, 117873), (675, 91679), (735, 84195), (945, 65485), (1225, 50517), (1323, 46775), (1575, 39291), (1871, 33075), (2205, 28065), (3675, 16839), (4725, 13097), (5613, 11025), (6615, 9355)]