397352007

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{5927}}^1$

素因数の和:6140

約数の個数: 32

約数和(自身を含む): 637378560

約数和(自身を除く): 240026553

約数列:

[1, 3, 9, 13, 27, 39, 117, 191, 351, 573, 1719, 2483, 5157, 5927, 7449, 17781, 22347, 53343, 67041, 77051, 160029, 231153, 693459, 1132057, 2080377, 3396171, 10188513, 14716741, 30565539, 44150223, 132450669, 397352007]

約数ペア:

[(1, 397352007), (3, 132450669), (9, 44150223), (13, 30565539), (27, 14716741), (39, 10188513), (117, 3396171), (191, 2080377), (351, 1132057), (573, 693459), (1719, 231153), (2483, 160029), (5157, 77051), (5927, 67041), (7449, 53343), (17781, 22347)]