128869402

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{6529}}^1$

素因数の和:6741

約数の個数: 16

約数和(自身を含む): 197467200

約数和(自身を除く): 68597798

約数列:

[1, 2, 71, 139, 142, 278, 6529, 9869, 13058, 19738, 463559, 907531, 927118, 1815062, 64434701, 128869402]

約数ペア:

[(1, 128869402), (2, 64434701), (71, 1815062), (139, 927118), (142, 907531), (278, 463559), (6529, 19738), (9869, 13058)]