78461865

素因数分解:

$3^4\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1283}}^1$

素因数の和:1451

約数の個数: 40

約数和(自身を含む): 141691968

約数和(自身を除く): 63230103

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 151, 405, 453, 755, 1283, 1359, 2265, 3849, 4077, 6415, 6795, 11547, 12231, 19245, 20385, 34641, 57735, 61155, 103923, 173205, 193733, 519615, 581199, 968665, 1743597, 2905995, 5230791, 8717985, 15692373, 26153955, 78461865]

約数ペア:

[(1, 78461865), (3, 26153955), (5, 15692373), (9, 8717985), (15, 5230791), (27, 2905995), (45, 1743597), (81, 968665), (135, 581199), (151, 519615), (405, 193733), (453, 173205), (755, 103923), (1283, 61155), (1359, 57735), (2265, 34641), (3849, 20385), (4077, 19245), (6415, 12231), (6795, 11547)]