207951081

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1\times {\mathrm{331}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 304536960

約数和(自身を除く): 96585879

約数列:

[1, 3, 13, 39, 89, 181, 267, 331, 543, 993, 1157, 2353, 3471, 4303, 7059, 12909, 16109, 29459, 48327, 59911, 88377, 179733, 209417, 382967, 628251, 778843, 1148901, 2336529, 5332079, 15996237, 69317027, 207951081]

約数ペア:

[(1, 207951081), (3, 69317027), (13, 15996237), (39, 5332079), (89, 2336529), (181, 1148901), (267, 778843), (331, 628251), (543, 382967), (993, 209417), (1157, 179733), (2353, 88377), (3471, 59911), (4303, 48327), (7059, 29459), (12909, 16109)]