641566806

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{51631}}^1$

素因数の和:51764

約数の個数: 32

約数和(自身を含む): 1363084800

約数和(自身を除く): 721517994

約数列:

[1, 2, 3, 6, 19, 38, 57, 109, 114, 218, 327, 654, 2071, 4142, 6213, 12426, 51631, 103262, 154893, 309786, 980989, 1961978, 2942967, 5627779, 5885934, 11255558, 16883337, 33766674, 106927801, 213855602, 320783403, 641566806]

約数ペア:

[(1, 641566806), (2, 320783403), (3, 213855602), (6, 106927801), (19, 33766674), (38, 16883337), (57, 11255558), (109, 5885934), (114, 5627779), (218, 2942967), (327, 1961978), (654, 980989), (2071, 309786), (4142, 154893), (6213, 103262), (12426, 51631)]