4397757

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 7338240

約数和(自身を除く): 2940483

約数列:

[1, 3, 7, 13, 21, 39, 89, 91, 181, 267, 273, 543, 623, 1157, 1267, 1869, 2353, 3471, 3801, 7059, 8099, 16109, 16471, 24297, 48327, 49413, 112763, 209417, 338289, 628251, 1465919, 4397757]

約数ペア:

[(1, 4397757), (3, 1465919), (7, 628251), (13, 338289), (21, 209417), (39, 112763), (89, 49413), (91, 48327), (181, 24297), (267, 16471), (273, 16109), (543, 8099), (623, 7059), (1157, 3801), (1267, 3471), (1869, 2353)]