86560890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221951}}^1$

素因数の和:221974

約数の個数: 32

約数和(自身を含む): 223727616

約数和(自身を除く): 137166726

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 221951, 443902, 665853, 1109755, 1331706, 2219510, 2885363, 3329265, 5770726, 6658530, 8656089, 14426815, 17312178, 28853630, 43280445, 86560890]

約数ペア:

[(1, 86560890), (2, 43280445), (3, 28853630), (5, 17312178), (6, 14426815), (10, 8656089), (13, 6658530), (15, 5770726), (26, 3329265), (30, 2885363), (39, 2219510), (65, 1331706), (78, 1109755), (130, 665853), (195, 443902), (390, 221951)]