356424439

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 443036160

約数和(自身を除く): 86611721

約数列:

[1, 7, 19, 41, 133, 163, 287, 401, 779, 1141, 2807, 3097, 5453, 6683, 7619, 16441, 21679, 46781, 53333, 65363, 115087, 126977, 312379, 457541, 888839, 1241897, 2186653, 2679883, 8693279, 18759181, 50917777, 356424439]

約数ペア:

[(1, 356424439), (7, 50917777), (19, 18759181), (41, 8693279), (133, 2679883), (163, 2186653), (287, 1241897), (401, 888839), (779, 457541), (1141, 312379), (2807, 126977), (3097, 115087), (5453, 65363), (6683, 53333), (7619, 46781), (16441, 21679)]