1290476

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:365

約数の個数: 24

約数和(自身を含む): 2493120

約数和(自身を除く): 1202644

約数列:

[1, 2, 4, 11, 22, 44, 139, 211, 278, 422, 556, 844, 1529, 2321, 3058, 4642, 6116, 9284, 29329, 58658, 117316, 322619, 645238, 1290476]

約数ペア:

[(1, 1290476), (2, 645238), (4, 322619), (11, 117316), (22, 58658), (44, 29329), (139, 9284), (211, 6116), (278, 4642), (422, 3058), (556, 2321), (844, 1529)]