420172533

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 708087744

約数和(自身を除く): 287915211

約数列:

[1, 3, 9, 11, 23, 33, 69, 71, 99, 113, 207, 213, 253, 339, 529, 639, 759, 781, 1017, 1243, 1587, 1633, 2277, 2343, 2599, 3729, 4761, 4899, 5819, 7029, 7797, 8023, 11187, 14697, 17457, 17963, 23391, 24069, 28589, 37559, 52371, 53889, 59777, 72207, 85767, 88253, 112677, 161667, 179331, 184529, 257301, 264759, 338031, 413149, 537993, 553587, 657547, 794277, 1239447, 1660761, 1972641, 2029819, 3718341, 4244167, 5917923, 6089457, 12732501, 18268371, 38197503, 46685837, 140057511, 420172533]

約数ペア:

[(1, 420172533), (3, 140057511), (9, 46685837), (11, 38197503), (23, 18268371), (33, 12732501), (69, 6089457), (71, 5917923), (99, 4244167), (113, 3718341), (207, 2029819), (213, 1972641), (253, 1660761), (339, 1239447), (529, 794277), (639, 657547), (759, 553587), (781, 537993), (1017, 413149), (1243, 338031), (1587, 264759), (1633, 257301), (2277, 184529), (2343, 179331), (2599, 161667), (3729, 112677), (4761, 88253), (4899, 85767), (5819, 72207), (7029, 59777), (7797, 53889), (8023, 52371), (11187, 37559), (14697, 28589), (17457, 24069), (17963, 23391)]