13231372

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:84

約数の個数: 108

約数和(自身を含む): 32836104

約数和(自身を除く): 19604732

約数列:

[1, 2, 4, 7, 11, 14, 17, 19, 22, 28, 34, 38, 44, 49, 68, 76, 77, 98, 119, 133, 154, 187, 196, 209, 238, 266, 308, 323, 361, 374, 418, 476, 532, 539, 646, 722, 748, 833, 836, 931, 1078, 1292, 1309, 1444, 1463, 1666, 1862, 2156, 2261, 2527, 2618, 2926, 3332, 3553, 3724, 3971, 4522, 5054, 5236, 5852, 6137, 7106, 7942, 9044, 9163, 10108, 10241, 12274, 14212, 15827, 15884, 17689, 18326, 20482, 24548, 24871, 27797, 31654, 35378, 36652, 40964, 42959, 49742, 55594, 63308, 67507, 70756, 85918, 99484, 111188, 135014, 171836, 174097, 194579, 270028, 300713, 348194, 389158, 472549, 601426, 696388, 778316, 945098, 1202852, 1890196, 3307843, 6615686, 13231372]

約数ペア:

[(1, 13231372), (2, 6615686), (4, 3307843), (7, 1890196), (11, 1202852), (14, 945098), (17, 778316), (19, 696388), (22, 601426), (28, 472549), (34, 389158), (38, 348194), (44, 300713), (49, 270028), (68, 194579), (76, 174097), (77, 171836), (98, 135014), (119, 111188), (133, 99484), (154, 85918), (187, 70756), (196, 67507), (209, 63308), (238, 55594), (266, 49742), (308, 42959), (323, 40964), (361, 36652), (374, 35378), (418, 31654), (476, 27797), (532, 24871), (539, 24548), (646, 20482), (722, 18326), (748, 17689), (833, 15884), (836, 15827), (931, 14212), (1078, 12274), (1292, 10241), (1309, 10108), (1444, 9163), (1463, 9044), (1666, 7942), (1862, 7106), (2156, 6137), (2261, 5852), (2527, 5236), (2618, 5054), (2926, 4522), (3332, 3971), (3553, 3724)]