161644266

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{21031}}^1$

素因数の和:21107

約数の個数: 48

約数和(自身を含む): 406843008

約数和(自身を除く): 245198742

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 366, 427, 549, 854, 1098, 1281, 2562, 3843, 7686, 21031, 42062, 63093, 126186, 147217, 189279, 294434, 378558, 441651, 883302, 1282891, 1324953, 2565782, 2649906, 3848673, 7697346, 8980237, 11546019, 17960474, 23092038, 26940711, 53881422, 80822133, 161644266]

約数ペア:

[(1, 161644266), (2, 80822133), (3, 53881422), (6, 26940711), (7, 23092038), (9, 17960474), (14, 11546019), (18, 8980237), (21, 7697346), (42, 3848673), (61, 2649906), (63, 2565782), (122, 1324953), (126, 1282891), (183, 883302), (366, 441651), (427, 378558), (549, 294434), (854, 189279), (1098, 147217), (1281, 126186), (2562, 63093), (3843, 42062), (7686, 21031)]