28838030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221831}}^1$

素因数の和:221851

約数の個数: 16

約数和(自身を含む): 55901664

約数和(自身を除く): 27063634

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 221831, 443662, 1109155, 2218310, 2883803, 5767606, 14419015, 28838030]

約数ペア:

[(1, 28838030), (2, 14419015), (5, 5767606), (10, 2883803), (13, 2218310), (26, 1109155), (65, 443662), (130, 221831)]