72169912

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{64901}}^1$

素因数の和:65046

約数の個数: 16

約数和(自身を含む): 136294200

約数和(自身を除く): 64124288

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 64901, 129802, 259604, 519208, 9021239, 18042478, 36084956, 72169912]

約数ペア:

[(1, 72169912), (2, 36084956), (4, 18042478), (8, 9021239), (139, 519208), (278, 259604), (556, 129802), (1112, 64901)]