28312831

素因数分解:

${\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:378

約数の個数: 16

約数和(自身を含む): 30636000

約数和(自身を除く): 2323169

約数列:

[1, 19, 73, 137, 149, 1387, 2603, 2831, 10001, 10877, 20413, 190019, 206663, 387847, 1490149, 28312831]

約数ペア:

[(1, 28312831), (19, 1490149), (73, 387847), (137, 206663), (149, 190019), (1387, 20413), (2603, 10877), (2831, 10001)]