23640375

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^2\times {\mathrm{521}}^1$

素因数の和:561

約数の個数: 48

約数和(自身を含む): 43321824

約数和(自身を除く): 19681449

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 125, 165, 275, 363, 375, 521, 605, 825, 1375, 1563, 1815, 2605, 3025, 4125, 5731, 7815, 9075, 13025, 15125, 17193, 28655, 39075, 45375, 63041, 65125, 85965, 143275, 189123, 195375, 315205, 429825, 716375, 945615, 1576025, 2149125, 4728075, 7880125, 23640375]

約数ペア:

[(1, 23640375), (3, 7880125), (5, 4728075), (11, 2149125), (15, 1576025), (25, 945615), (33, 716375), (55, 429825), (75, 315205), (121, 195375), (125, 189123), (165, 143275), (275, 85965), (363, 65125), (375, 63041), (521, 45375), (605, 39075), (825, 28655), (1375, 17193), (1563, 15125), (1815, 13025), (2605, 9075), (3025, 7815), (4125, 5731)]