15242045

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 22767360

約数和(自身を除く): 7525315

約数列:

[1, 5, 7, 13, 35, 65, 91, 139, 241, 455, 695, 973, 1205, 1687, 1807, 3133, 4865, 8435, 9035, 12649, 15665, 21931, 33499, 63245, 109655, 167495, 234493, 435487, 1172465, 2177435, 3048409, 15242045]

約数ペア:

[(1, 15242045), (5, 3048409), (7, 2177435), (13, 1172465), (35, 435487), (65, 234493), (91, 167495), (139, 109655), (241, 63245), (455, 33499), (695, 21931), (973, 15665), (1205, 12649), (1687, 9035), (1807, 8435), (3133, 4865)]