31395897

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3889}}^1$

素因数の和:3934

約数の個数: 32

約数和(自身を含む): 52281600

約数和(自身を除く): 20885703

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 117, 207, 299, 351, 621, 897, 2691, 3889, 8073, 11667, 35001, 50557, 89447, 105003, 151671, 268341, 455013, 805023, 1162811, 1365039, 2415069, 3488433, 10465299, 31395897]

約数ペア:

[(1, 31395897), (3, 10465299), (9, 3488433), (13, 2415069), (23, 1365039), (27, 1162811), (39, 805023), (69, 455013), (117, 268341), (207, 151671), (299, 105003), (351, 89447), (621, 50557), (897, 35001), (2691, 11667), (3889, 8073)]