1625375619

素因数分解:

$3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{28571}}^1$

素因数の和:28637

約数の個数: 48

約数和(自身を含む): 2866343040

約数和(自身を除く): 1240967421

約数列:

[1, 3, 7, 9, 21, 27, 43, 49, 63, 129, 147, 189, 301, 387, 441, 903, 1161, 1323, 2107, 2709, 6321, 8127, 18963, 28571, 56889, 85713, 199997, 257139, 599991, 771417, 1228553, 1399979, 1799973, 3685659, 4199937, 5399919, 8599871, 11056977, 12599811, 25799613, 33170931, 37799433, 60199097, 77398839, 180597291, 232196517, 541791873, 1625375619]

約数ペア:

[(1, 1625375619), (3, 541791873), (7, 232196517), (9, 180597291), (21, 77398839), (27, 60199097), (43, 37799433), (49, 33170931), (63, 25799613), (129, 12599811), (147, 11056977), (189, 8599871), (301, 5399919), (387, 4199937), (441, 3685659), (903, 1799973), (1161, 1399979), (1323, 1228553), (2107, 771417), (2709, 599991), (6321, 257139), (8127, 199997), (18963, 85713), (28571, 56889)]