28738855

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{4217}}^1$

素因数の和:4298

約数の個数: 16

約数和(自身を含む): 36443520

約数和(自身を除く): 7704665

約数列:

[1, 5, 29, 47, 145, 235, 1363, 4217, 6815, 21085, 122293, 198199, 611465, 990995, 5747771, 28738855]

約数ペア:

[(1, 28738855), (5, 5747771), (29, 990995), (47, 611465), (145, 198199), (235, 122293), (1363, 21085), (4217, 6815)]