64048905

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3257}}^1$

素因数の和:3310

約数の個数: 48

約数和(自身を含む): 121979520

約数和(自身を除く): 57930615

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 2185, 3257, 3933, 6555, 9771, 16285, 19665, 29313, 48855, 61883, 74911, 146565, 185649, 224733, 309415, 374555, 556947, 674199, 928245, 1123665, 1423309, 2784735, 3370995, 4269927, 7116545, 12809781, 21349635, 64048905]

約数ペア:

[(1, 64048905), (3, 21349635), (5, 12809781), (9, 7116545), (15, 4269927), (19, 3370995), (23, 2784735), (45, 1423309), (57, 1123665), (69, 928245), (95, 674199), (115, 556947), (171, 374555), (207, 309415), (285, 224733), (345, 185649), (437, 146565), (855, 74911), (1035, 61883), (1311, 48855), (2185, 29313), (3257, 19665), (3933, 16285), (6555, 9771)]