28125608

素因数分解:

$2^3\times 7^2\times {\mathrm{157}}^1\times {\mathrm{457}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 61871220

約数和(自身を除く): 33745612

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 157, 196, 314, 392, 457, 628, 914, 1099, 1256, 1828, 2198, 3199, 3656, 4396, 6398, 7693, 8792, 12796, 15386, 22393, 25592, 30772, 44786, 61544, 71749, 89572, 143498, 179144, 286996, 502243, 573992, 1004486, 2008972, 3515701, 4017944, 7031402, 14062804, 28125608]

約数ペア:

[(1, 28125608), (2, 14062804), (4, 7031402), (7, 4017944), (8, 3515701), (14, 2008972), (28, 1004486), (49, 573992), (56, 502243), (98, 286996), (157, 179144), (196, 143498), (314, 89572), (392, 71749), (457, 61544), (628, 44786), (914, 30772), (1099, 25592), (1256, 22393), (1828, 15386), (2198, 12796), (3199, 8792), (3656, 7693), (4396, 6398)]