648680084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{23671}}^1$

素因数の和:23736

約数の個数: 48

約数和(自身を含む): 1336237056

約数和(自身を除く): 687556972

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 52, 62, 68, 124, 221, 403, 442, 527, 806, 884, 1054, 1612, 2108, 6851, 13702, 23671, 27404, 47342, 94684, 307723, 402407, 615446, 733801, 804814, 1230892, 1467602, 1609628, 2935204, 5231291, 9539413, 10462582, 12474617, 19078826, 20925164, 24949234, 38157652, 49898468, 162170021, 324340042, 648680084]

約数ペア:

[(1, 648680084), (2, 324340042), (4, 162170021), (13, 49898468), (17, 38157652), (26, 24949234), (31, 20925164), (34, 19078826), (52, 12474617), (62, 10462582), (68, 9539413), (124, 5231291), (221, 2935204), (403, 1609628), (442, 1467602), (527, 1230892), (806, 804814), (884, 733801), (1054, 615446), (1612, 402407), (2108, 307723), (6851, 94684), (13702, 47342), (23671, 27404)]