4007025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{1619}}^1$

素因数の和:1646

約数の個数: 36

約数和(自身を含む): 7834320

約数和(自身を除く): 3827295

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 1619, 2475, 4857, 8095, 14571, 17809, 24285, 40475, 53427, 72855, 89045, 121425, 160281, 267135, 364275, 445225, 801405, 1335675, 4007025]

約数ペア:

[(1, 4007025), (3, 1335675), (5, 801405), (9, 445225), (11, 364275), (15, 267135), (25, 160281), (33, 121425), (45, 89045), (55, 72855), (75, 53427), (99, 40475), (165, 24285), (225, 17809), (275, 14571), (495, 8095), (825, 4857), (1619, 2475)]