28615791

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:726

約数の個数: 16

約数和(自身を含む): 38756480

約数和(自身を除く): 10140689

約数列:

[1, 3, 139, 163, 417, 421, 489, 1263, 22657, 58519, 67971, 68623, 175557, 205869, 9538597, 28615791]

約数ペア:

[(1, 28615791), (3, 9538597), (139, 205869), (163, 175557), (417, 68623), (421, 67971), (489, 58519), (1263, 22657)]