258963510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{664009}}^1$

素因数の和:664032

約数の個数: 32

約数和(自身を含む): 669322080

約数和(自身を除く): 410358570

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 664009, 1328018, 1992027, 3320045, 3984054, 6640090, 8632117, 9960135, 17264234, 19920270, 25896351, 43160585, 51792702, 86321170, 129481755, 258963510]

約数ペア:

[(1, 258963510), (2, 129481755), (3, 86321170), (5, 51792702), (6, 43160585), (10, 25896351), (13, 19920270), (15, 17264234), (26, 9960135), (30, 8632117), (39, 6640090), (65, 3984054), (78, 3320045), (130, 1992027), (195, 1328018), (390, 664009)]