207754561

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{2221}}^1$

素因数の和:2341

約数の個数: 24

約数和(自身を含む): 255334464

約数和(自身を除く): 47579903

約数列:

[1, 7, 23, 49, 83, 161, 581, 1127, 1909, 2221, 4067, 13363, 15547, 51083, 93541, 108829, 184343, 357581, 1290401, 2503067, 4239889, 9032807, 29679223, 207754561]

約数ペア:

[(1, 207754561), (7, 29679223), (23, 9032807), (49, 4239889), (83, 2503067), (161, 1290401), (581, 357581), (1127, 184343), (1909, 108829), (2221, 93541), (4067, 51083), (13363, 15547)]