78447579

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{10069}}^1$

素因数の和:10139

約数の個数: 24

約数和(自身を含む): 123981840

約数和(自身を除く): 45534261

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 2597, 7791, 10069, 30207, 70483, 211449, 493381, 533657, 1480143, 1600971, 3735599, 11206797, 26149193, 78447579]

約数ペア:

[(1, 78447579), (3, 26149193), (7, 11206797), (21, 3735599), (49, 1600971), (53, 1480143), (147, 533657), (159, 493381), (371, 211449), (1113, 70483), (2597, 30207), (7791, 10069)]