2621978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1151}}^1$

素因数の和:1237

約数の個数: 16

約数和(自身を含む): 4230144

約数和(自身を除く): 1608166

約数列:

[1, 2, 17, 34, 67, 134, 1139, 1151, 2278, 2302, 19567, 39134, 77117, 154234, 1310989, 2621978]

約数ペア:

[(1, 2621978), (2, 1310989), (17, 154234), (34, 77117), (67, 39134), (134, 19567), (1139, 2302), (1151, 2278)]