30790887

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{3943}}^1$

素因数の和:4102

約数の個数: 16

約数和(自身を含む): 43541760

約数和(自身を除く): 12750873

約数列:

[1, 3, 19, 57, 137, 411, 2603, 3943, 7809, 11829, 74917, 224751, 540191, 1620573, 10263629, 30790887]

約数ペア:

[(1, 30790887), (3, 10263629), (19, 1620573), (57, 540191), (137, 224751), (411, 74917), (2603, 11829), (3943, 7809)]