123427875

素因数分解:

$3^1\times 5^3\times {\mathrm{47}}^2\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 211255200

約数和(自身を除く): 87827325

約数列:

[1, 3, 5, 15, 25, 47, 75, 125, 141, 149, 235, 375, 447, 705, 745, 1175, 2209, 2235, 3525, 3725, 5875, 6627, 7003, 11045, 11175, 17625, 18625, 21009, 33135, 35015, 55225, 55875, 105045, 165675, 175075, 276125, 329141, 525225, 828375, 875375, 987423, 1645705, 2626125, 4937115, 8228525, 24685575, 41142625, 123427875]

約数ペア:

[(1, 123427875), (3, 41142625), (5, 24685575), (15, 8228525), (25, 4937115), (47, 2626125), (75, 1645705), (125, 987423), (141, 875375), (149, 828375), (235, 525225), (375, 329141), (447, 276125), (705, 175075), (745, 165675), (1175, 105045), (2209, 55875), (2235, 55225), (3525, 35015), (3725, 33135), (5875, 21009), (6627, 18625), (7003, 17625), (11045, 11175)]