639304842

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{25969}}^1$

素因数の和:26358

約数の個数: 32

約数和(自身を含む): 1398640320

約数和(自身を除く): 759335478

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 373, 746, 1119, 2238, 4103, 8206, 12309, 24618, 25969, 51938, 77907, 155814, 285659, 571318, 856977, 1713954, 9686437, 19372874, 29059311, 58118622, 106550807, 213101614, 319652421, 639304842]

約数ペア:

[(1, 639304842), (2, 319652421), (3, 213101614), (6, 106550807), (11, 58118622), (22, 29059311), (33, 19372874), (66, 9686437), (373, 1713954), (746, 856977), (1119, 571318), (2238, 285659), (4103, 155814), (8206, 77907), (12309, 51938), (24618, 25969)]