78721028

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{33413}}^1$

素因数の和:33467

約数の個数: 24

約数和(自身を含む): 149694720

約数和(自身を除く): 70973692

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 33413, 66826, 133652, 634847, 1035803, 1269694, 2071606, 2539388, 4143212, 19680257, 39360514, 78721028]

約数ペア:

[(1, 78721028), (2, 39360514), (4, 19680257), (19, 4143212), (31, 2539388), (38, 2071606), (62, 1269694), (76, 1035803), (124, 634847), (589, 133652), (1178, 66826), (2356, 33413)]