2351025

素因数分解:

$3^7\times 5^2\times {\mathrm{43}}^1$

素因数の和:74

約数の個数: 48

約数和(自身を含む): 4473920

約数和(自身を除く): 2122895

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 81, 129, 135, 215, 225, 243, 387, 405, 645, 675, 729, 1075, 1161, 1215, 1935, 2025, 2187, 3225, 3483, 3645, 5805, 6075, 9675, 10449, 10935, 17415, 18225, 29025, 31347, 52245, 54675, 87075, 94041, 156735, 261225, 470205, 783675, 2351025]

約数ペア:

[(1, 2351025), (3, 783675), (5, 470205), (9, 261225), (15, 156735), (25, 94041), (27, 87075), (43, 54675), (45, 52245), (75, 31347), (81, 29025), (129, 18225), (135, 17415), (215, 10935), (225, 10449), (243, 9675), (387, 6075), (405, 5805), (645, 3645), (675, 3483), (729, 3225), (1075, 2187), (1161, 2025), (1215, 1935)]