80975223

素因数分解:

$3^2\times 7^1\times {\mathrm{571}}^1\times {\mathrm{2251}}^1$

素因数の和:2835

約数の個数: 24

約数和(自身を含む): 133966976

約数和(自身を除く): 52991753

約数列:

[1, 3, 7, 9, 21, 63, 571, 1713, 2251, 3997, 5139, 6753, 11991, 15757, 20259, 35973, 47271, 141813, 1285321, 3855963, 8997247, 11567889, 26991741, 80975223]

約数ペア:

[(1, 80975223), (3, 26991741), (7, 11567889), (9, 8997247), (21, 3855963), (63, 1285321), (571, 141813), (1713, 47271), (2251, 35973), (3997, 20259), (5139, 15757), (6753, 11991)]