28729392

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:578

約数の個数: 80

約数和(自身を含む): 79066368

約数和(自身を除く): 50336976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 53, 69, 92, 106, 138, 159, 184, 212, 276, 318, 368, 424, 491, 552, 636, 848, 982, 1104, 1219, 1272, 1473, 1964, 2438, 2544, 2946, 3657, 3928, 4876, 5892, 7314, 7856, 9752, 11293, 11784, 14628, 19504, 22586, 23568, 26023, 29256, 33879, 45172, 52046, 58512, 67758, 78069, 90344, 104092, 135516, 156138, 180688, 208184, 271032, 312276, 416368, 542064, 598529, 624552, 1197058, 1249104, 1795587, 2394116, 3591174, 4788232, 7182348, 9576464, 14364696, 28729392]

約数ペア:

[(1, 28729392), (2, 14364696), (3, 9576464), (4, 7182348), (6, 4788232), (8, 3591174), (12, 2394116), (16, 1795587), (23, 1249104), (24, 1197058), (46, 624552), (48, 598529), (53, 542064), (69, 416368), (92, 312276), (106, 271032), (138, 208184), (159, 180688), (184, 156138), (212, 135516), (276, 104092), (318, 90344), (368, 78069), (424, 67758), (491, 58512), (552, 52046), (636, 45172), (848, 33879), (982, 29256), (1104, 26023), (1219, 23568), (1272, 22586), (1473, 19504), (1964, 14628), (2438, 11784), (2544, 11293), (2946, 9752), (3657, 7856), (3928, 7314), (4876, 5892)]