71583376

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{109121}}^1$

素因数の和:109170

約数の個数: 20

約数和(自身を含む): 142076844

約数和(自身を除く): 70493468

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 109121, 218242, 436484, 872968, 1745936, 4473961, 8947922, 17895844, 35791688, 71583376]

約数ペア:

[(1, 71583376), (2, 35791688), (4, 17895844), (8, 8947922), (16, 4473961), (41, 1745936), (82, 872968), (164, 436484), (328, 218242), (656, 109121)]