31106415

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1663}}^1$

素因数の和:1743

約数の個数: 32

約数和(自身を含む): 52715520

約数和(自身を除く): 21609105

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 1247, 1663, 3741, 4989, 6235, 8315, 18705, 24945, 48227, 71509, 144681, 214527, 241135, 357545, 723405, 1072635, 2073761, 6221283, 10368805, 31106415]

約数ペア:

[(1, 31106415), (3, 10368805), (5, 6221283), (15, 2073761), (29, 1072635), (43, 723405), (87, 357545), (129, 241135), (145, 214527), (215, 144681), (435, 71509), (645, 48227), (1247, 24945), (1663, 18705), (3741, 8315), (4989, 6235)]