313989910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{7297}}^1$

素因数の和:7648

約数の個数: 32

約数和(自身を含む): 610579872

約数和(自身を除く): 296589962

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 331, 662, 1655, 3310, 4303, 7297, 8606, 14594, 21515, 36485, 43030, 72970, 94861, 189722, 474305, 948610, 2415307, 4830614, 12076535, 24153070, 31398991, 62797982, 156994955, 313989910]

約数ペア:

[(1, 313989910), (2, 156994955), (5, 62797982), (10, 31398991), (13, 24153070), (26, 12076535), (65, 4830614), (130, 2415307), (331, 948610), (662, 474305), (1655, 189722), (3310, 94861), (4303, 72970), (7297, 43030), (8606, 36485), (14594, 21515)]