397244505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{569}}^1$

素因数の和:754

約数の個数: 64

約数和(自身を含む): 746380800

約数和(自身を除く): 349136295

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 109, 183, 305, 327, 427, 545, 569, 763, 915, 1281, 1635, 1707, 2135, 2289, 2845, 3815, 3983, 6405, 6649, 8535, 11445, 11949, 19915, 19947, 33245, 34709, 46543, 59745, 62021, 99735, 104127, 139629, 173545, 186063, 232715, 242963, 310105, 434147, 520635, 698145, 728889, 930315, 1214815, 1302441, 2170735, 3644445, 3783281, 6512205, 11349843, 18916405, 26482967, 56749215, 79448901, 132414835, 397244505]

約数ペア:

[(1, 397244505), (3, 132414835), (5, 79448901), (7, 56749215), (15, 26482967), (21, 18916405), (35, 11349843), (61, 6512205), (105, 3783281), (109, 3644445), (183, 2170735), (305, 1302441), (327, 1214815), (427, 930315), (545, 728889), (569, 698145), (763, 520635), (915, 434147), (1281, 310105), (1635, 242963), (1707, 232715), (2135, 186063), (2289, 173545), (2845, 139629), (3815, 104127), (3983, 99735), (6405, 62021), (6649, 59745), (8535, 46543), (11445, 34709), (11949, 33245), (19915, 19947)]