72157558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{7177}}^1$

素因数の和:7647

約数の個数: 16

約数和(自身を含む): 118350864

約数和(自身を除く): 46193306

約数列:

[1, 2, 11, 22, 457, 914, 5027, 7177, 10054, 14354, 78947, 157894, 3279889, 6559778, 36078779, 72157558]

約数ペア:

[(1, 72157558), (2, 36078779), (11, 6559778), (22, 3279889), (457, 157894), (914, 78947), (5027, 14354), (7177, 10054)]