290139356

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{37447}}^1$

素因数の和:37613

約数の個数: 24

約数和(自身を含む): 550485600

約数和(自身を除く): 260346244

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 3874, 7748, 37447, 74894, 149788, 486811, 973622, 1947244, 5579603, 11159206, 22318412, 72534839, 145069678, 290139356]

約数ペア:

[(1, 290139356), (2, 145069678), (4, 72534839), (13, 22318412), (26, 11159206), (52, 5579603), (149, 1947244), (298, 973622), (596, 486811), (1937, 149788), (3874, 74894), (7748, 37447)]