554808231

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 892108800

約数和(自身を除く): 337300569

約数列:

[1, 3, 9, 23, 27, 43, 69, 79, 129, 207, 237, 263, 387, 621, 711, 789, 989, 1161, 1817, 2133, 2367, 2967, 3397, 5451, 6049, 7101, 8901, 10191, 11309, 16353, 18147, 20777, 26703, 30573, 33927, 49059, 54441, 62331, 78131, 91719, 101781, 163323, 186993, 234393, 260107, 305343, 477871, 560979, 703179, 780321, 893411, 1433613, 2109537, 2340963, 2680233, 4300839, 7022889, 8040699, 12902517, 20548453, 24122097, 61645359, 184936077, 554808231]

約数ペア:

[(1, 554808231), (3, 184936077), (9, 61645359), (23, 24122097), (27, 20548453), (43, 12902517), (69, 8040699), (79, 7022889), (129, 4300839), (207, 2680233), (237, 2340963), (263, 2109537), (387, 1433613), (621, 893411), (711, 780321), (789, 703179), (989, 560979), (1161, 477871), (1817, 305343), (2133, 260107), (2367, 234393), (2967, 186993), (3397, 163323), (5451, 101781), (6049, 91719), (7101, 78131), (8901, 62331), (10191, 54441), (11309, 49059), (16353, 33927), (18147, 30573), (20777, 26703)]