128365566

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{11621}}^1$

素因数の和:11896

約数の個数: 32

約数和(自身を含む): 294547968

約数和(自身を除く): 166182402

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 263, 526, 789, 1578, 1841, 3682, 5523, 11046, 11621, 23242, 34863, 69726, 81347, 162694, 244041, 488082, 3056323, 6112646, 9168969, 18337938, 21394261, 42788522, 64182783, 128365566]

約数ペア:

[(1, 128365566), (2, 64182783), (3, 42788522), (6, 21394261), (7, 18337938), (14, 9168969), (21, 6112646), (42, 3056323), (263, 488082), (526, 244041), (789, 162694), (1578, 81347), (1841, 69726), (3682, 34863), (5523, 23242), (11046, 11621)]