128858818

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1\times {\mathrm{383}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 217147392

約数和(自身を除く): 88288574

約数列:

[1, 2, 11, 22, 41, 82, 373, 383, 451, 746, 766, 902, 4103, 4213, 8206, 8426, 15293, 15703, 30586, 31406, 142859, 168223, 172733, 285718, 336446, 345466, 1571449, 3142898, 5857219, 11714438, 64429409, 128858818]

約数ペア:

[(1, 128858818), (2, 64429409), (11, 11714438), (22, 5857219), (41, 3142898), (82, 1571449), (373, 345466), (383, 336446), (451, 285718), (746, 172733), (766, 168223), (902, 142859), (4103, 31406), (4213, 30586), (8206, 15703), (8426, 15293)]