90200019

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2377}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 149148160

約数和(自身を除く): 58948141

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 273, 417, 973, 1807, 2377, 2919, 5421, 7131, 12649, 16639, 30901, 37947, 49917, 92703, 216307, 330403, 648921, 991209, 2312821, 4295239, 6938463, 12885717, 30066673, 90200019]

約数ペア:

[(1, 90200019), (3, 30066673), (7, 12885717), (13, 6938463), (21, 4295239), (39, 2312821), (91, 991209), (139, 648921), (273, 330403), (417, 216307), (973, 92703), (1807, 49917), (2377, 37947), (2919, 30901), (5421, 16639), (7131, 12649)]