28778152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 62052480

約数和(自身を除く): 33274328

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 53, 92, 104, 106, 184, 212, 227, 299, 424, 454, 598, 689, 908, 1196, 1219, 1378, 1816, 2392, 2438, 2756, 2951, 4876, 5221, 5512, 5902, 9752, 10442, 11804, 12031, 15847, 20884, 23608, 24062, 31694, 41768, 48124, 63388, 67873, 96248, 126776, 135746, 156403, 271492, 276713, 312806, 542984, 553426, 625612, 1106852, 1251224, 2213704, 3597269, 7194538, 14389076, 28778152]

約数ペア:

[(1, 28778152), (2, 14389076), (4, 7194538), (8, 3597269), (13, 2213704), (23, 1251224), (26, 1106852), (46, 625612), (52, 553426), (53, 542984), (92, 312806), (104, 276713), (106, 271492), (184, 156403), (212, 135746), (227, 126776), (299, 96248), (424, 67873), (454, 63388), (598, 48124), (689, 41768), (908, 31694), (1196, 24062), (1219, 23608), (1378, 20884), (1816, 15847), (2392, 12031), (2438, 11804), (2756, 10442), (2951, 9752), (4876, 5902), (5221, 5512)]