13257030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{683}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 31912704

約数和(自身を除く): 18655674

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 647, 683, 1294, 1366, 1941, 2049, 3235, 3415, 3882, 4098, 6470, 6830, 9705, 10245, 19410, 20490, 441901, 883802, 1325703, 2209505, 2651406, 4419010, 6628515, 13257030]

約数ペア:

[(1, 13257030), (2, 6628515), (3, 4419010), (5, 2651406), (6, 2209505), (10, 1325703), (15, 883802), (30, 441901), (647, 20490), (683, 19410), (1294, 10245), (1366, 9705), (1941, 6830), (2049, 6470), (3235, 4098), (3415, 3882)]