286140494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:788

約数の個数: 32

約数和(自身を含む): 460404000

約数和(自身を除く): 174263506

約数列:

[1, 2, 19, 38, 97, 149, 194, 298, 521, 1042, 1843, 2831, 3686, 5662, 9899, 14453, 19798, 28906, 50537, 77629, 101074, 155258, 274607, 549214, 960203, 1474951, 1920406, 2949902, 7530013, 15060026, 143070247, 286140494]

約数ペア:

[(1, 286140494), (2, 143070247), (19, 15060026), (38, 7530013), (97, 2949902), (149, 1920406), (194, 1474951), (298, 960203), (521, 549214), (1042, 274607), (1843, 155258), (2831, 101074), (3686, 77629), (5662, 50537), (9899, 28906), (14453, 19798)]