81613623

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3359}}^1$

素因数の和:3471

約数の個数: 32

約数和(自身を含む): 135475200

約数和(自身を除く): 53861577

約数列:

[1, 3, 7, 13, 21, 39, 89, 91, 267, 273, 623, 1157, 1869, 3359, 3471, 8099, 10077, 23513, 24297, 43667, 70539, 131001, 298951, 305669, 896853, 917007, 2092657, 3886363, 6277971, 11659089, 27204541, 81613623]

約数ペア:

[(1, 81613623), (3, 27204541), (7, 11659089), (13, 6277971), (21, 3886363), (39, 2092657), (89, 917007), (91, 896853), (267, 305669), (273, 298951), (623, 131001), (1157, 70539), (1869, 43667), (3359, 24297), (3471, 23513), (8099, 10077)]