663744564

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{937}}^2$

素因数の和:1894

約数の個数: 72

約数和(自身を含む): 1968751680

約数和(自身を除く): 1305007116

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 937, 1874, 2811, 3748, 5622, 6559, 8433, 11244, 13118, 16866, 19677, 25299, 26236, 33732, 39354, 50598, 59031, 78708, 101196, 118062, 177093, 236124, 354186, 708372, 877969, 1755938, 2633907, 3511876, 5267814, 6145783, 7901721, 10535628, 12291566, 15803442, 18437349, 23705163, 24583132, 31606884, 36874698, 47410326, 55312047, 73749396, 94820652, 110624094, 165936141, 221248188, 331872282, 663744564]

約数ペア:

[(1, 663744564), (2, 331872282), (3, 221248188), (4, 165936141), (6, 110624094), (7, 94820652), (9, 73749396), (12, 55312047), (14, 47410326), (18, 36874698), (21, 31606884), (27, 24583132), (28, 23705163), (36, 18437349), (42, 15803442), (54, 12291566), (63, 10535628), (84, 7901721), (108, 6145783), (126, 5267814), (189, 3511876), (252, 2633907), (378, 1755938), (756, 877969), (937, 708372), (1874, 354186), (2811, 236124), (3748, 177093), (5622, 118062), (6559, 101196), (8433, 78708), (11244, 59031), (13118, 50598), (16866, 39354), (19677, 33732), (25299, 26236)]