128676972

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{821}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 309611232

約数和(自身を除く): 180934260

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 353, 444, 706, 821, 1059, 1412, 1642, 2118, 2463, 3284, 4236, 4926, 9852, 13061, 26122, 30377, 39183, 52244, 60754, 78366, 91131, 121508, 156732, 182262, 289813, 364524, 579626, 869439, 1159252, 1738878, 3477756, 10723081, 21446162, 32169243, 42892324, 64338486, 128676972]

約数ペア:

[(1, 128676972), (2, 64338486), (3, 42892324), (4, 32169243), (6, 21446162), (12, 10723081), (37, 3477756), (74, 1738878), (111, 1159252), (148, 869439), (222, 579626), (353, 364524), (444, 289813), (706, 182262), (821, 156732), (1059, 121508), (1412, 91131), (1642, 78366), (2118, 60754), (2463, 52244), (3284, 39183), (4236, 30377), (4926, 26122), (9852, 13061)]