22143825

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 45264960

約数和(自身を除く): 23121135

約数列:

[1, 3, 5, 9, 11, 15, 23, 25, 33, 45, 55, 69, 75, 99, 115, 165, 207, 225, 253, 275, 345, 389, 495, 575, 759, 825, 1035, 1167, 1265, 1725, 1945, 2277, 2475, 3501, 3795, 4279, 5175, 5835, 6325, 8947, 9725, 11385, 12837, 17505, 18975, 21395, 26841, 29175, 38511, 44735, 56925, 64185, 80523, 87525, 98417, 106975, 134205, 192555, 223675, 295251, 320925, 402615, 492085, 671025, 885753, 962775, 1476255, 2013075, 2460425, 4428765, 7381275, 22143825]

約数ペア:

[(1, 22143825), (3, 7381275), (5, 4428765), (9, 2460425), (11, 2013075), (15, 1476255), (23, 962775), (25, 885753), (33, 671025), (45, 492085), (55, 402615), (69, 320925), (75, 295251), (99, 223675), (115, 192555), (165, 134205), (207, 106975), (225, 98417), (253, 87525), (275, 80523), (345, 64185), (389, 56925), (495, 44735), (575, 38511), (759, 29175), (825, 26841), (1035, 21395), (1167, 18975), (1265, 17505), (1725, 12837), (1945, 11385), (2277, 9725), (2475, 8947), (3501, 6325), (3795, 5835), (4279, 5175)]