28124964

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{479}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 81768960

約数和(自身を除く): 53643996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 233, 252, 466, 479, 699, 932, 958, 1398, 1437, 1631, 1916, 2097, 2796, 2874, 3262, 3353, 4194, 4311, 4893, 5748, 6524, 6706, 8388, 8622, 9786, 10059, 13412, 14679, 17244, 19572, 20118, 29358, 30177, 40236, 58716, 60354, 111607, 120708, 223214, 334821, 446428, 669642, 781249, 1004463, 1339284, 1562498, 2008926, 2343747, 3124996, 4017852, 4687494, 7031241, 9374988, 14062482, 28124964]

約数ペア:

[(1, 28124964), (2, 14062482), (3, 9374988), (4, 7031241), (6, 4687494), (7, 4017852), (9, 3124996), (12, 2343747), (14, 2008926), (18, 1562498), (21, 1339284), (28, 1004463), (36, 781249), (42, 669642), (63, 446428), (84, 334821), (126, 223214), (233, 120708), (252, 111607), (466, 60354), (479, 58716), (699, 40236), (932, 30177), (958, 29358), (1398, 20118), (1437, 19572), (1631, 17244), (1916, 14679), (2097, 13412), (2796, 10059), (2874, 9786), (3262, 8622), (3353, 8388), (4194, 6706), (4311, 6524), (4893, 5748)]