205861773

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{2689}}^1$

素因数の和:2869

約数の個数: 24

約数和(自身を含む): 299300160

約数和(自身を除く): 93438387

約数列:

[1, 3, 13, 39, 151, 169, 453, 507, 1963, 2689, 5889, 8067, 25519, 34957, 76557, 104871, 406039, 454441, 1218117, 1363323, 5278507, 15835521, 68620591, 205861773]

約数ペア:

[(1, 205861773), (3, 68620591), (13, 15835521), (39, 5278507), (151, 1363323), (169, 1218117), (453, 454441), (507, 406039), (1963, 104871), (2689, 76557), (5889, 34957), (8067, 25519)]