53250309

素因数分解:

$3^2\times 7^2\times {\mathrm{120749}}^1$

素因数の和:120769

約数の個数: 18

約数和(自身を含む): 89475750

約数和(自身を除く): 36225441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 120749, 362247, 845243, 1086741, 2535729, 5916701, 7607187, 17750103, 53250309]

約数ペア:

[(1, 53250309), (3, 17750103), (7, 7607187), (9, 5916701), (21, 2535729), (49, 1086741), (63, 845243), (147, 362247), (441, 120749)]