26953381

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 37920960

約数和(自身を除く): 10967579

約数列:

[1, 7, 13, 17, 19, 49, 91, 119, 131, 133, 221, 247, 323, 637, 833, 917, 931, 1547, 1703, 1729, 2227, 2261, 2489, 4199, 6419, 10829, 11921, 12103, 15589, 15827, 17423, 28951, 29393, 32357, 42313, 83447, 109123, 121961, 202657, 205751, 226499, 296191, 550069, 1418599, 1585493, 2073337, 3850483, 26953381]

約数ペア:

[(1, 26953381), (7, 3850483), (13, 2073337), (17, 1585493), (19, 1418599), (49, 550069), (91, 296191), (119, 226499), (131, 205751), (133, 202657), (221, 121961), (247, 109123), (323, 83447), (637, 42313), (833, 32357), (917, 29393), (931, 28951), (1547, 17423), (1703, 15827), (1729, 15589), (2227, 12103), (2261, 11921), (2489, 10829), (4199, 6419)]