161657928

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{118171}}^1$

素因数の和:118202

約数の個数: 48

約数和(自身を含む): 460870800

約数和(自身を除く): 299212872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 118171, 236342, 354513, 472684, 709026, 945368, 1063539, 1418052, 2127078, 2245249, 2836104, 4254156, 4490498, 6735747, 8508312, 8980996, 13471494, 17961992, 20207241, 26942988, 40414482, 53885976, 80828964, 161657928]

約数ペア:

[(1, 161657928), (2, 80828964), (3, 53885976), (4, 40414482), (6, 26942988), (8, 20207241), (9, 17961992), (12, 13471494), (18, 8980996), (19, 8508312), (24, 6735747), (36, 4490498), (38, 4254156), (57, 2836104), (72, 2245249), (76, 2127078), (114, 1418052), (152, 1063539), (171, 945368), (228, 709026), (342, 472684), (456, 354513), (684, 236342), (1368, 118171)]