2590425

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:442

約数の個数: 36

約数和(自身を含む): 4811820

約数和(自身を除く): 2221395

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 397, 435, 725, 1191, 1305, 1985, 2175, 3573, 5955, 6525, 9925, 11513, 17865, 29775, 34539, 57565, 89325, 103617, 172695, 287825, 518085, 863475, 2590425]

約数ペア:

[(1, 2590425), (3, 863475), (5, 518085), (9, 287825), (15, 172695), (25, 103617), (29, 89325), (45, 57565), (75, 34539), (87, 29775), (145, 17865), (225, 11513), (261, 9925), (397, 6525), (435, 5955), (725, 3573), (1191, 2175), (1305, 1985)]