258813144

素因数分解:

$2^3\times 3^4\times {\mathrm{399403}}^1$

素因数の和:399421

約数の個数: 40

約数和(自身を含む): 724918260

約数和(自身を除く): 466105116

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 399403, 798806, 1198209, 1597612, 2396418, 3195224, 3594627, 4792836, 7189254, 9585672, 10783881, 14378508, 21567762, 28757016, 32351643, 43135524, 64703286, 86271048, 129406572, 258813144]

約数ペア:

[(1, 258813144), (2, 129406572), (3, 86271048), (4, 64703286), (6, 43135524), (8, 32351643), (9, 28757016), (12, 21567762), (18, 14378508), (24, 10783881), (27, 9585672), (36, 7189254), (54, 4792836), (72, 3594627), (81, 3195224), (108, 2396418), (162, 1597612), (216, 1198209), (324, 798806), (648, 399403)]