331320795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1429}}^1$

素因数の和:1520

約数の個数: 64

約数和(自身を含む): 605404800

約数和(自身を除く): 274084005

約数列:

[1, 3, 5, 13, 15, 29, 39, 41, 65, 87, 123, 145, 195, 205, 377, 435, 533, 615, 1131, 1189, 1429, 1599, 1885, 2665, 3567, 4287, 5655, 5945, 7145, 7995, 15457, 17835, 18577, 21435, 41441, 46371, 55731, 58589, 77285, 92885, 124323, 175767, 207205, 231855, 278655, 292945, 538733, 621615, 761657, 878835, 1616199, 1699081, 2284971, 2693665, 3808285, 5097243, 8080995, 8495405, 11424855, 22088053, 25486215, 66264159, 110440265, 331320795]

約数ペア:

[(1, 331320795), (3, 110440265), (5, 66264159), (13, 25486215), (15, 22088053), (29, 11424855), (39, 8495405), (41, 8080995), (65, 5097243), (87, 3808285), (123, 2693665), (145, 2284971), (195, 1699081), (205, 1616199), (377, 878835), (435, 761657), (533, 621615), (615, 538733), (1131, 292945), (1189, 278655), (1429, 231855), (1599, 207205), (1885, 175767), (2665, 124323), (3567, 92885), (4287, 77285), (5655, 58589), (5945, 55731), (7145, 46371), (7995, 41441), (15457, 21435), (17835, 18577)]