28177056

素因数分解:

$2^5\times 3^2\times {\mathrm{227}}^1\times {\mathrm{431}}^1$

素因数の和:674

約数の個数: 72

約数和(自身を含む): 80668224

約数和(自身を除く): 52491168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 227, 288, 431, 454, 681, 862, 908, 1293, 1362, 1724, 1816, 2043, 2586, 2724, 3448, 3632, 3879, 4086, 5172, 5448, 6896, 7264, 7758, 8172, 10344, 10896, 13792, 15516, 16344, 20688, 21792, 31032, 32688, 41376, 62064, 65376, 97837, 124128, 195674, 293511, 391348, 587022, 782696, 880533, 1174044, 1565392, 1761066, 2348088, 3130784, 3522132, 4696176, 7044264, 9392352, 14088528, 28177056]

約数ペア:

[(1, 28177056), (2, 14088528), (3, 9392352), (4, 7044264), (6, 4696176), (8, 3522132), (9, 3130784), (12, 2348088), (16, 1761066), (18, 1565392), (24, 1174044), (32, 880533), (36, 782696), (48, 587022), (72, 391348), (96, 293511), (144, 195674), (227, 124128), (288, 97837), (431, 65376), (454, 62064), (681, 41376), (862, 32688), (908, 31032), (1293, 21792), (1362, 20688), (1724, 16344), (1816, 15516), (2043, 13792), (2586, 10896), (2724, 10344), (3448, 8172), (3632, 7758), (3879, 7264), (4086, 6896), (5172, 5448)]