217441364

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{165229}}^1$

素因数の和:165287

約数の個数: 24

約数和(自身を含む): 444138240

約数和(自身を除く): 226696876

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 165229, 330458, 660916, 1156603, 2313206, 4626412, 7765763, 15531526, 31063052, 54360341, 108720682, 217441364]

約数ペア:

[(1, 217441364), (2, 108720682), (4, 54360341), (7, 31063052), (14, 15531526), (28, 7765763), (47, 4626412), (94, 2313206), (188, 1156603), (329, 660916), (658, 330458), (1316, 165229)]