72231376

素因数分解:

$2^4\times 7^1\times {\mathrm{644923}}^1$

素因数の和:644938

約数の個数: 20

約数和(自身を含む): 159941152

約数和(自身を除く): 87709776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 644923, 1289846, 2579692, 4514461, 5159384, 9028922, 10318768, 18057844, 36115688, 72231376]

約数ペア:

[(1, 72231376), (2, 36115688), (4, 18057844), (7, 10318768), (8, 9028922), (14, 5159384), (16, 4514461), (28, 2579692), (56, 1289846), (112, 644923)]