3997295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:131

約数の個数: 32

約数和(自身を含む): 5515776

約数和(自身を除く): 1518481

約数列:

[1, 5, 17, 31, 37, 41, 85, 155, 185, 205, 527, 629, 697, 1147, 1271, 1517, 2635, 3145, 3485, 5735, 6355, 7585, 19499, 21607, 25789, 47027, 97495, 108035, 128945, 235135, 799459, 3997295]

約数ペア:

[(1, 3997295), (5, 799459), (17, 235135), (31, 128945), (37, 108035), (41, 97495), (85, 47027), (155, 25789), (185, 21607), (205, 19499), (527, 7585), (629, 6355), (697, 5735), (1147, 3485), (1271, 3145), (1517, 2635)]