61989868

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{877}}^1$

素因数の和:1353

約数の個数: 24

約数和(自身を含む): 111513024

約数和(自身を除く): 49523156

約数列:

[1, 2, 4, 41, 82, 164, 431, 862, 877, 1724, 1754, 3508, 17671, 35342, 35957, 70684, 71914, 143828, 377987, 755974, 1511948, 15497467, 30994934, 61989868]

約数ペア:

[(1, 61989868), (2, 30994934), (4, 15497467), (41, 1511948), (82, 755974), (164, 377987), (431, 143828), (862, 71914), (877, 70684), (1724, 35957), (1754, 35342), (3508, 17671)]