78673329

素因数分解:

$3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2113}}^1$

素因数の和:2326

約数の個数: 32

約数和(自身を含む): 133943040

約数和(自身を除く): 55269711

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 197, 591, 1379, 1773, 2113, 4137, 5319, 6339, 12411, 14791, 19017, 37233, 44373, 57051, 133119, 399357, 416261, 1248783, 2913827, 3746349, 8741481, 11239047, 26224443, 78673329]

約数ペア:

[(1, 78673329), (3, 26224443), (7, 11239047), (9, 8741481), (21, 3746349), (27, 2913827), (63, 1248783), (189, 416261), (197, 399357), (591, 133119), (1379, 57051), (1773, 44373), (2113, 37233), (4137, 19017), (5319, 14791), (6339, 12411)]