86421999

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 125314560

約数和(自身を除く): 38892561

約数列:

[1, 3, 17, 51, 73, 139, 167, 219, 417, 501, 1241, 2363, 2839, 3723, 7089, 8517, 10147, 12191, 23213, 30441, 36573, 69639, 172499, 207247, 394621, 517497, 621741, 1183863, 1694549, 5083647, 28807333, 86421999]

約数ペア:

[(1, 86421999), (3, 28807333), (17, 5083647), (51, 1694549), (73, 1183863), (139, 621741), (167, 517497), (219, 394621), (417, 207247), (501, 172499), (1241, 69639), (2363, 36573), (2839, 30441), (3723, 23213), (7089, 12191), (8517, 10147)]