1627438071

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{617}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 2673082368

約数和(自身を除く): 1045644297

約数列:

[1, 3, 7, 21, 23, 43, 69, 127, 129, 161, 301, 381, 483, 617, 889, 903, 989, 1851, 2667, 2921, 2967, 4319, 5461, 6923, 8763, 12957, 14191, 16383, 20447, 20769, 26531, 38227, 42573, 61341, 78359, 79593, 99337, 114681, 125603, 185717, 235077, 298011, 376809, 548513, 557151, 610213, 879221, 1645539, 1802257, 1830639, 2637663, 3369437, 4271491, 5406771, 10108311, 12615799, 12814473, 23586059, 37847397, 70758177, 77497051, 232491153, 542479357, 1627438071]

約数ペア:

[(1, 1627438071), (3, 542479357), (7, 232491153), (21, 77497051), (23, 70758177), (43, 37847397), (69, 23586059), (127, 12814473), (129, 12615799), (161, 10108311), (301, 5406771), (381, 4271491), (483, 3369437), (617, 2637663), (889, 1830639), (903, 1802257), (989, 1645539), (1851, 879221), (2667, 610213), (2921, 557151), (2967, 548513), (4319, 376809), (5461, 298011), (6923, 235077), (8763, 185717), (12957, 125603), (14191, 114681), (16383, 99337), (20447, 79593), (20769, 78359), (26531, 61341), (38227, 42573)]