28202643

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1549}}^1$

素因数の和:1596

約数の個数: 36

約数和(自身を含む): 49488400

約数和(自身を除く): 21285757

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 289, 357, 867, 1071, 1549, 2023, 2601, 4647, 6069, 10843, 13941, 18207, 26333, 32529, 78999, 97587, 184331, 236997, 447661, 552993, 1342983, 1658979, 3133627, 4028949, 9400881, 28202643]

約数ペア:

[(1, 28202643), (3, 9400881), (7, 4028949), (9, 3133627), (17, 1658979), (21, 1342983), (51, 552993), (63, 447661), (119, 236997), (153, 184331), (289, 97587), (357, 78999), (867, 32529), (1071, 26333), (1549, 18207), (2023, 13941), (2601, 10843), (4647, 6069)]