2269975

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 24

約数和(自身を含む): 3035520

約数和(自身を除く): 765545

約数列:

[1, 5, 25, 29, 31, 101, 145, 155, 505, 725, 775, 899, 2525, 2929, 3131, 4495, 14645, 15655, 22475, 73225, 78275, 90799, 453995, 2269975]

約数ペア:

[(1, 2269975), (5, 453995), (25, 90799), (29, 78275), (31, 73225), (101, 22475), (145, 15655), (155, 14645), (505, 4495), (725, 3131), (775, 2929), (899, 2525)]