12947130

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{20551}}^1$

素因数の和:20571

約数の個数: 48

約数和(自身を含む): 38473344

約数和(自身を除く): 25526214

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 20551, 41102, 61653, 102755, 123306, 143857, 184959, 205510, 287714, 308265, 369918, 431571, 616530, 719285, 863142, 924795, 1294713, 1438570, 1849590, 2157855, 2589426, 4315710, 6473565, 12947130]

約数ペア:

[(1, 12947130), (2, 6473565), (3, 4315710), (5, 2589426), (6, 2157855), (7, 1849590), (9, 1438570), (10, 1294713), (14, 924795), (15, 863142), (18, 719285), (21, 616530), (30, 431571), (35, 369918), (42, 308265), (45, 287714), (63, 205510), (70, 184959), (90, 143857), (105, 123306), (126, 102755), (210, 61653), (315, 41102), (630, 20551)]