31467930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80687}}^1$

素因数の和:80710

約数の個数: 32

約数和(自身を含む): 81333504

約数和(自身を除く): 49865574

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80687, 161374, 242061, 403435, 484122, 806870, 1048931, 1210305, 2097862, 2420610, 3146793, 5244655, 6293586, 10489310, 15733965, 31467930]

約数ペア:

[(1, 31467930), (2, 15733965), (3, 10489310), (5, 6293586), (6, 5244655), (10, 3146793), (13, 2420610), (15, 2097862), (26, 1210305), (30, 1048931), (39, 806870), (65, 484122), (78, 403435), (130, 242061), (195, 161374), (390, 80687)]