128888286

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{26293}}^1$

素因数の和:26360

約数の個数: 32

約数和(自身を含む): 277664640

約数和(自身を除く): 148776354

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 86, 114, 129, 258, 817, 1634, 2451, 4902, 26293, 52586, 78879, 157758, 499567, 999134, 1130599, 1498701, 2261198, 2997402, 3391797, 6783594, 21481381, 42962762, 64444143, 128888286]

約数ペア:

[(1, 128888286), (2, 64444143), (3, 42962762), (6, 21481381), (19, 6783594), (38, 3391797), (43, 2997402), (57, 2261198), (86, 1498701), (114, 1130599), (129, 999134), (258, 499567), (817, 157758), (1634, 78879), (2451, 52586), (4902, 26293)]