1285805907

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{4423}}^1$

素因数の和:4569

約数の個数: 40

約数和(自身を含む): 1993472096

約数和(自身を除く): 707666189

約数列:

[1, 3, 9, 27, 37, 81, 97, 111, 291, 333, 873, 999, 2619, 2997, 3589, 4423, 7857, 10767, 13269, 32301, 39807, 96903, 119421, 163651, 290709, 358263, 429031, 490953, 1287093, 1472859, 3861279, 4418577, 11583837, 13255731, 15874147, 34751511, 47622441, 142867323, 428601969, 1285805907]

約数ペア:

[(1, 1285805907), (3, 428601969), (9, 142867323), (27, 47622441), (37, 34751511), (81, 15874147), (97, 13255731), (111, 11583837), (291, 4418577), (333, 3861279), (873, 1472859), (999, 1287093), (2619, 490953), (2997, 429031), (3589, 358263), (4423, 290709), (7857, 163651), (10767, 119421), (13269, 96903), (32301, 39807)]