128694512

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{58711}}^1$

素因数の和:58856

約数の個数: 20

約数和(自身を含む): 251169936

約数和(自身を除く): 122475424

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 58711, 117422, 234844, 469688, 939376, 8043407, 16086814, 32173628, 64347256, 128694512]

約数ペア:

[(1, 128694512), (2, 64347256), (4, 32173628), (8, 16086814), (16, 8043407), (137, 939376), (274, 469688), (548, 234844), (1096, 117422), (2192, 58711)]