1301957995

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{1097}}^1$

素因数の和:1196

約数の個数: 48

約数和(自身を含む): 1831727520

約数和(自身を除く): 529769525

約数列:

[1, 5, 13, 19, 31, 65, 95, 155, 247, 403, 589, 961, 1097, 1235, 2015, 2945, 4805, 5485, 7657, 12493, 14261, 18259, 20843, 34007, 38285, 62465, 71305, 91295, 104215, 170035, 237367, 270959, 442091, 646133, 1054217, 1186835, 1354795, 2210455, 3230665, 5271085, 8399729, 13704821, 20030123, 41998645, 68524105, 100150615, 260391599, 1301957995]

約数ペア:

[(1, 1301957995), (5, 260391599), (13, 100150615), (19, 68524105), (31, 41998645), (65, 20030123), (95, 13704821), (155, 8399729), (247, 5271085), (403, 3230665), (589, 2210455), (961, 1354795), (1097, 1186835), (1235, 1054217), (2015, 646133), (2945, 442091), (4805, 270959), (5485, 237367), (7657, 170035), (12493, 104215), (14261, 91295), (18259, 71305), (20843, 62465), (34007, 38285)]