218653071

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{17041}}^1$

素因数の和:17111

約数の個数: 32

約数和(自身を含む): 366471168

約数和(自身を除く): 147818097

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1833, 4277, 12831, 17041, 51123, 119287, 221533, 357861, 664599, 800927, 1550731, 2402781, 4652193, 5606489, 10412051, 16819467, 31236153, 72884357, 218653071]

約数ペア:

[(1, 218653071), (3, 72884357), (7, 31236153), (13, 16819467), (21, 10412051), (39, 5606489), (47, 4652193), (91, 2402781), (141, 1550731), (273, 800927), (329, 664599), (611, 357861), (987, 221533), (1833, 119287), (4277, 51123), (12831, 17041)]