28735524

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1049

約数の個数: 72

約数和(自身を含む): 78318240

約数和(自身を除く): 49582716

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 43, 57, 76, 86, 114, 129, 171, 172, 228, 258, 342, 387, 516, 684, 774, 817, 977, 1548, 1634, 1954, 2451, 2931, 3268, 3908, 4902, 5862, 7353, 8793, 9804, 11724, 14706, 17586, 18563, 29412, 35172, 37126, 42011, 55689, 74252, 84022, 111378, 126033, 167067, 168044, 222756, 252066, 334134, 378099, 504132, 668268, 756198, 798209, 1512396, 1596418, 2394627, 3192836, 4789254, 7183881, 9578508, 14367762, 28735524]

約数ペア:

[(1, 28735524), (2, 14367762), (3, 9578508), (4, 7183881), (6, 4789254), (9, 3192836), (12, 2394627), (18, 1596418), (19, 1512396), (36, 798209), (38, 756198), (43, 668268), (57, 504132), (76, 378099), (86, 334134), (114, 252066), (129, 222756), (171, 168044), (172, 167067), (228, 126033), (258, 111378), (342, 84022), (387, 74252), (516, 55689), (684, 42011), (774, 37126), (817, 35172), (977, 29412), (1548, 18563), (1634, 17586), (1954, 14706), (2451, 11724), (2931, 9804), (3268, 8793), (3908, 7353), (4902, 5862)]