1331566587

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{1669}}^1\times {\mathrm{2273}}^1$

素因数の和:3964

約数の個数: 32

約数和(自身を含む): 2126644800

約数和(自身を除く): 795078213

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 1669, 2273, 5007, 6819, 15021, 20457, 21697, 29549, 45063, 61371, 65091, 88647, 195273, 265941, 585819, 797823, 3793637, 11380911, 34142733, 49317281, 102428199, 147951843, 443855529, 1331566587]

約数ペア:

[(1, 1331566587), (3, 443855529), (9, 147951843), (13, 102428199), (27, 49317281), (39, 34142733), (117, 11380911), (351, 3793637), (1669, 797823), (2273, 585819), (5007, 265941), (6819, 195273), (15021, 88647), (20457, 65091), (21697, 61371), (29549, 45063)]