28441404

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{967}}^1$

素因数の和:1039

約数の個数: 72

約数和(自身を含む): 77517440

約数和(自身を除く): 49076036

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, 967, 1548, 1634, 1934, 2451, 2901, 3268, 3868, 4902, 5802, 7353, 8703, 9804, 11604, 14706, 17406, 18373, 29412, 34812, 36746, 41581, 55119, 73492, 83162, 110238, 124743, 165357, 166324, 220476, 249486, 330714, 374229, 498972, 661428, 748458, 790039, 1496916, 1580078, 2370117, 3160156, 4740234, 7110351, 9480468, 14220702, 28441404]

約数ペア:

[(1, 28441404), (2, 14220702), (3, 9480468), (4, 7110351), (6, 4740234), (9, 3160156), (12, 2370117), (18, 1580078), (19, 1496916), (36, 790039), (38, 748458), (43, 661428), (57, 498972), (76, 374229), (86, 330714), (114, 249486), (129, 220476), (171, 166324), (172, 165357), (228, 124743), (258, 110238), (342, 83162), (387, 73492), (516, 55119), (684, 41581), (774, 36746), (817, 34812), (967, 29412), (1548, 18373), (1634, 17406), (1934, 14706), (2451, 11604), (2901, 9804), (3268, 8703), (3868, 7353), (4902, 5802)]