389916461

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 452628000

約数和(自身を除く): 62711539

約数列:

[1, 11, 19, 149, 209, 361, 659, 1639, 2831, 3971, 7249, 12521, 31141, 53789, 98191, 137731, 237899, 591679, 1080101, 1865629, 2616889, 20521919, 35446951, 389916461]

約数ペア:

[(1, 389916461), (11, 35446951), (19, 20521919), (149, 2616889), (209, 1865629), (361, 1080101), (659, 591679), (1639, 237899), (2831, 137731), (3971, 98191), (7249, 53789), (12521, 31141)]