64389708

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{31379}}^1$

素因数の和:31411

約数の個数: 48

約数和(自身を含む): 175728000

約数和(自身を除く): 111338292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 31379, 62758, 94137, 125516, 188274, 282411, 376548, 564822, 596201, 847233, 1129644, 1192402, 1694466, 1788603, 2384804, 3388932, 3577206, 5365809, 7154412, 10731618, 16097427, 21463236, 32194854, 64389708]

約数ペア:

[(1, 64389708), (2, 32194854), (3, 21463236), (4, 16097427), (6, 10731618), (9, 7154412), (12, 5365809), (18, 3577206), (19, 3388932), (27, 2384804), (36, 1788603), (38, 1694466), (54, 1192402), (57, 1129644), (76, 847233), (108, 596201), (114, 564822), (171, 376548), (228, 282411), (342, 188274), (513, 125516), (684, 94137), (1026, 62758), (2052, 31379)]