40307013

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{397}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 60535800

約数和(自身を除く): 20228787

約数列:

[1, 3, 9, 29, 87, 261, 389, 397, 1167, 1191, 3501, 3573, 11281, 11513, 33843, 34539, 101529, 103617, 154433, 463299, 1389897, 4478557, 13435671, 40307013]

約数ペア:

[(1, 40307013), (3, 13435671), (9, 4478557), (29, 1389897), (87, 463299), (261, 154433), (389, 103617), (397, 101529), (1167, 34539), (1191, 33843), (3501, 11513), (3573, 11281)]