217434892

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{619}}^1\times {\mathrm{641}}^1$

素因数の和:1401

約数の個数: 24

約数和(自身を含む): 384506640

約数和(自身を除く): 167071748

約数列:

[1, 2, 4, 137, 274, 548, 619, 641, 1238, 1282, 2476, 2564, 84803, 87817, 169606, 175634, 339212, 351268, 396779, 793558, 1587116, 54358723, 108717446, 217434892]

約数ペア:

[(1, 217434892), (2, 108717446), (4, 54358723), (137, 1587116), (274, 793558), (548, 396779), (619, 351268), (641, 339212), (1238, 175634), (1282, 169606), (2476, 87817), (2564, 84803)]