76981785

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 125811840

約数和(自身を除く): 48830055

約数列:

[1, 3, 5, 15, 73, 219, 229, 307, 365, 687, 921, 1095, 1145, 1535, 3435, 4605, 16717, 22411, 50151, 67233, 70303, 83585, 112055, 210909, 250755, 336165, 351515, 1054545, 5132119, 15396357, 25660595, 76981785]

約数ペア:

[(1, 76981785), (3, 25660595), (5, 15396357), (15, 5132119), (73, 1054545), (219, 351515), (229, 336165), (307, 250755), (365, 210909), (687, 112055), (921, 83585), (1095, 70303), (1145, 67233), (1535, 50151), (3435, 22411), (4605, 16717)]