2191582.00000000

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:711

約数の個数: 24

約数和(自身を含む): 30357504

約数和(自身を除く): 6630073

約数列:

[1, 7, 13, 31, 91, 169, 217, 403, 647, 1183, 2821, 4529, 5239, 8411, 20057, 36673, 58877, 109343, 140399, 260741, 765401, 1825187, 3389633, 23727431]

約数ペア:

[(1, 23727431), (7, 3389633), (13, 1825187), (31, 765401), (91, 260741), (169, 140399), (217, 109343), (403, 58877), (647, 36673), (1183, 20057), (2821, 8411), (4529, 5239)]