28791288

素因数分解:

$2^3\times 3^4\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 81442680

約数和(自身を除く): 52651392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 157, 162, 216, 283, 314, 324, 471, 566, 628, 648, 849, 942, 1132, 1256, 1413, 1698, 1884, 2264, 2547, 2826, 3396, 3768, 4239, 5094, 5652, 6792, 7641, 8478, 10188, 11304, 12717, 15282, 16956, 20376, 22923, 25434, 30564, 33912, 44431, 45846, 50868, 61128, 88862, 91692, 101736, 133293, 177724, 183384, 266586, 355448, 399879, 533172, 799758, 1066344, 1199637, 1599516, 2399274, 3199032, 3598911, 4798548, 7197822, 9597096, 14395644, 28791288]

約数ペア:

[(1, 28791288), (2, 14395644), (3, 9597096), (4, 7197822), (6, 4798548), (8, 3598911), (9, 3199032), (12, 2399274), (18, 1599516), (24, 1199637), (27, 1066344), (36, 799758), (54, 533172), (72, 399879), (81, 355448), (108, 266586), (157, 183384), (162, 177724), (216, 133293), (283, 101736), (314, 91692), (324, 88862), (471, 61128), (566, 50868), (628, 45846), (648, 44431), (849, 33912), (942, 30564), (1132, 25434), (1256, 22923), (1413, 20376), (1698, 16956), (1884, 15282), (2264, 12717), (2547, 11304), (2826, 10188), (3396, 8478), (3768, 7641), (4239, 6792), (5094, 5652)]