72660921

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 106704000

約数和(自身を除く): 34043079

約数列:

[1, 3, 19, 29, 57, 87, 113, 339, 389, 551, 1167, 1653, 2147, 3277, 6441, 7391, 9831, 11281, 22173, 33843, 43957, 62263, 131871, 186789, 214339, 643017, 835183, 1274753, 2505549, 3824259, 24220307, 72660921]

約数ペア:

[(1, 72660921), (3, 24220307), (19, 3824259), (29, 2505549), (57, 1274753), (87, 835183), (113, 643017), (339, 214339), (389, 186789), (551, 131871), (1167, 62263), (1653, 43957), (2147, 33843), (3277, 22173), (6441, 11281), (7391, 9831)]