653246139

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{4423}}^1$

素因数の和:4987

約数の個数: 32

約数和(自身を含む): 1074217984

約数和(自身を除く): 420971845

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 541, 1623, 3787, 4423, 7033, 11361, 13269, 21099, 30961, 49231, 57499, 92883, 147693, 172497, 402493, 1207479, 2392843, 7178529, 16749901, 31106959, 50249703, 93320877, 217748713, 653246139]

約数ペア:

[(1, 653246139), (3, 217748713), (7, 93320877), (13, 50249703), (21, 31106959), (39, 16749901), (91, 7178529), (273, 2392843), (541, 1207479), (1623, 402493), (3787, 172497), (4423, 147693), (7033, 92883), (11361, 57499), (13269, 49231), (21099, 30961)]