75881428

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{87421}}^1$

素因数の和:87463

約数の個数: 24

約数和(自身を含む): 156660224

約数和(自身を除く): 80778796

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 87421, 174842, 349684, 611947, 1223894, 2447788, 2710051, 5420102, 10840204, 18970357, 37940714, 75881428]

約数ペア:

[(1, 75881428), (2, 37940714), (4, 18970357), (7, 10840204), (14, 5420102), (28, 2710051), (31, 2447788), (62, 1223894), (124, 611947), (217, 349684), (434, 174842), (868, 87421)]