25641742

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 45904320

約数和(自身を除く): 20262578

約数列:

[1, 2, 7, 14, 29, 58, 137, 203, 274, 406, 461, 922, 959, 1918, 3227, 3973, 6454, 7946, 13369, 26738, 27811, 55622, 63157, 93583, 126314, 187166, 442099, 884198, 1831553, 3663106, 12820871, 25641742]

約数ペア:

[(1, 25641742), (2, 12820871), (7, 3663106), (14, 1831553), (29, 884198), (58, 442099), (137, 187166), (203, 126314), (274, 93583), (406, 63157), (461, 55622), (922, 27811), (959, 26738), (1918, 13369), (3227, 7946), (3973, 6454)]