28781256

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{171317}}^1$

素因数の和:171333

約数の個数: 32

約数和(自身を含む): 82232640

約数和(自身を除く): 53451384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 171317, 342634, 513951, 685268, 1027902, 1199219, 1370536, 2055804, 2398438, 3597657, 4111608, 4796876, 7195314, 9593752, 14390628, 28781256]

約数ペア:

[(1, 28781256), (2, 14390628), (3, 9593752), (4, 7195314), (6, 4796876), (7, 4111608), (8, 3597657), (12, 2398438), (14, 2055804), (21, 1370536), (24, 1199219), (28, 1027902), (42, 685268), (56, 513951), (84, 342634), (168, 171317)]