28649166

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:545

約数の個数: 64

約数和(自身を含む): 71221248

約数和(自身を除く): 42572082

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 137, 182, 273, 274, 383, 411, 546, 766, 822, 959, 1149, 1781, 1918, 2298, 2681, 2877, 3562, 4979, 5343, 5362, 5754, 8043, 9958, 10686, 12467, 14937, 16086, 24934, 29874, 34853, 37401, 52471, 69706, 74802, 104559, 104942, 157413, 209118, 314826, 367297, 682123, 734594, 1101891, 1364246, 2046369, 2203782, 4092738, 4774861, 9549722, 14324583, 28649166]

約数ペア:

[(1, 28649166), (2, 14324583), (3, 9549722), (6, 4774861), (7, 4092738), (13, 2203782), (14, 2046369), (21, 1364246), (26, 1101891), (39, 734594), (42, 682123), (78, 367297), (91, 314826), (137, 209118), (182, 157413), (273, 104942), (274, 104559), (383, 74802), (411, 69706), (546, 52471), (766, 37401), (822, 34853), (959, 29874), (1149, 24934), (1781, 16086), (1918, 14937), (2298, 12467), (2681, 10686), (2877, 9958), (3562, 8043), (4979, 5754), (5343, 5362)]