666585556

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{13367}}^1$

素因数の和:13528

約数の個数: 48

約数和(自身を含む): 1446310656

約数和(自身を除く): 779725100

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 137, 182, 274, 364, 548, 959, 1781, 1918, 3562, 3836, 7124, 12467, 13367, 24934, 26734, 49868, 53468, 93569, 173771, 187138, 347542, 374276, 695084, 1216397, 1831279, 2432794, 3662558, 4865588, 7325116, 12818953, 23806627, 25637906, 47613254, 51275812, 95226508, 166646389, 333292778, 666585556]

約数ペア:

[(1, 666585556), (2, 333292778), (4, 166646389), (7, 95226508), (13, 51275812), (14, 47613254), (26, 25637906), (28, 23806627), (52, 12818953), (91, 7325116), (137, 4865588), (182, 3662558), (274, 2432794), (364, 1831279), (548, 1216397), (959, 695084), (1781, 374276), (1918, 347542), (3562, 187138), (3836, 173771), (7124, 93569), (12467, 53468), (13367, 49868), (24934, 26734)]