2013012105

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{240073}}^1$

素因数の和:240137

約数の個数: 32

約数和(自身を含む): 3549254016

約数和(自身を除く): 1536241911

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 240073, 720219, 1200365, 3120949, 3601095, 9362847, 10323139, 15604745, 30969417, 46814235, 51615695, 134200807, 154847085, 402602421, 671004035, 2013012105]

約数ペア:

[(1, 2013012105), (3, 671004035), (5, 402602421), (13, 154847085), (15, 134200807), (39, 51615695), (43, 46814235), (65, 30969417), (129, 15604745), (195, 10323139), (215, 9362847), (559, 3601095), (645, 3120949), (1677, 1200365), (2795, 720219), (8385, 240073)]