90906973

素因数分解:

${\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:277

約数の個数: 24

約数和(自身を含む): 101776640

約数和(自身を除く): 10869667

約数列:

[1, 17, 31, 73, 139, 289, 527, 1241, 2263, 2363, 4309, 8959, 10147, 21097, 38471, 40171, 73253, 172499, 314557, 654007, 1245301, 2932483, 5347469, 90906973]

約数ペア:

[(1, 90906973), (17, 5347469), (31, 2932483), (73, 1245301), (139, 654007), (289, 314557), (527, 172499), (1241, 73253), (2263, 40171), (2363, 38471), (4309, 21097), (8959, 10147)]