161877963

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1511}}^1$

素因数の和:1635

約数の個数: 32

約数和(自身を含む): 241823232

約数和(自身を除く): 79945269

約数列:

[1, 3, 13, 39, 41, 67, 123, 201, 533, 871, 1511, 1599, 2613, 2747, 4533, 8241, 19643, 35711, 58929, 61951, 101237, 107133, 185853, 303711, 805363, 1316081, 2416089, 3948243, 4150717, 12452151, 53959321, 161877963]

約数ペア:

[(1, 161877963), (3, 53959321), (13, 12452151), (39, 4150717), (41, 3948243), (67, 2416089), (123, 1316081), (201, 805363), (533, 303711), (871, 185853), (1511, 107133), (1599, 101237), (2613, 61951), (2747, 58929), (4533, 35711), (8241, 19643)]