123666478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4243}}^1$

素因数の和:4336

約数の個数: 32

約数和(自身を含む): 213897600

約数和(自身を除く): 90231122

約数列:

[1, 2, 13, 19, 26, 38, 59, 118, 247, 494, 767, 1121, 1534, 2242, 4243, 8486, 14573, 29146, 55159, 80617, 110318, 161234, 250337, 500674, 1048021, 2096042, 3254381, 4756403, 6508762, 9512806, 61833239, 123666478]

約数ペア:

[(1, 123666478), (2, 61833239), (13, 9512806), (19, 6508762), (26, 4756403), (38, 3254381), (59, 2096042), (118, 1048021), (247, 500674), (494, 250337), (767, 161234), (1121, 110318), (1534, 80617), (2242, 55159), (4243, 29146), (8486, 14573)]