161778138

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1\times {\mathrm{653}}^1$

素因数の和:1078

約数の個数: 32

約数和(自身を含む): 327355776

約数和(自身を除く): 165577638

約数列:

[1, 2, 3, 6, 157, 263, 314, 471, 526, 653, 789, 942, 1306, 1578, 1959, 3918, 41291, 82582, 102521, 123873, 171739, 205042, 247746, 307563, 343478, 515217, 615126, 1030434, 26963023, 53926046, 80889069, 161778138]

約数ペア:

[(1, 161778138), (2, 80889069), (3, 53926046), (6, 26963023), (157, 1030434), (263, 615126), (314, 515217), (471, 343478), (526, 307563), (653, 247746), (789, 205042), (942, 171739), (1306, 123873), (1578, 102521), (1959, 82582), (3918, 41291)]