30940221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2029}}^1$

素因数の和:2085

約数の個数: 32

約数和(自身を含む): 49109760

約数和(自身を除く): 18169539

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 2029, 5083, 6087, 15249, 26377, 34493, 46667, 79131, 103479, 140001, 448409, 606671, 793339, 1345227, 1820013, 2380017, 10313407, 30940221]

約数ペア:

[(1, 30940221), (3, 10313407), (13, 2380017), (17, 1820013), (23, 1345227), (39, 793339), (51, 606671), (69, 448409), (221, 140001), (299, 103479), (391, 79131), (663, 46667), (897, 34493), (1173, 26377), (2029, 15249), (5083, 6087)]