54981213

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{457}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 89167104

約数和(自身を除く): 34185891

約数列:

[1, 3, 7, 17, 21, 51, 119, 337, 357, 457, 1011, 1371, 2359, 3199, 5729, 7077, 7769, 9597, 17187, 23307, 40103, 54383, 120309, 154009, 163149, 462027, 1078063, 2618153, 3234189, 7854459, 18327071, 54981213]

約数ペア:

[(1, 54981213), (3, 18327071), (7, 7854459), (17, 3234189), (21, 2618153), (51, 1078063), (119, 462027), (337, 163149), (357, 154009), (457, 120309), (1011, 54383), (1371, 40103), (2359, 23307), (3199, 17187), (5729, 9597), (7077, 7769)]