290295628

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{983}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 595123200

約数和(自身を除く): 304827572

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 199, 212, 371, 398, 742, 796, 983, 1393, 1484, 1966, 2786, 3932, 5572, 6881, 10547, 13762, 21094, 27524, 42188, 52099, 73829, 104198, 147658, 195617, 208396, 295316, 364693, 391234, 729386, 782468, 1369319, 1458772, 2738638, 5477276, 10367701, 20735402, 41470804, 72573907, 145147814, 290295628]

約数ペア:

[(1, 290295628), (2, 145147814), (4, 72573907), (7, 41470804), (14, 20735402), (28, 10367701), (53, 5477276), (106, 2738638), (199, 1458772), (212, 1369319), (371, 782468), (398, 729386), (742, 391234), (796, 364693), (983, 295316), (1393, 208396), (1484, 195617), (1966, 147658), (2786, 104198), (3932, 73829), (5572, 52099), (6881, 42188), (10547, 27524), (13762, 21094)]