28909028

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{439}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 51522240

約数和(自身を除く): 22613212

約数列:

[1, 2, 4, 101, 163, 202, 326, 404, 439, 652, 878, 1756, 16463, 32926, 44339, 65852, 71557, 88678, 143114, 177356, 286228, 7227257, 14454514, 28909028]

約数ペア:

[(1, 28909028), (2, 14454514), (4, 7227257), (101, 286228), (163, 177356), (202, 143114), (326, 88678), (404, 71557), (439, 65852), (652, 44339), (878, 32926), (1756, 16463)]