81798876

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{39863}}^1$

素因数の和:39895

約数の個数: 48

約数和(自身を含む): 223238400

約数和(自身を除く): 141439524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 39863, 79726, 119589, 159452, 239178, 358767, 478356, 717534, 757397, 1076301, 1435068, 1514794, 2152602, 2272191, 3029588, 4305204, 4544382, 6816573, 9088764, 13633146, 20449719, 27266292, 40899438, 81798876]

約数ペア:

[(1, 81798876), (2, 40899438), (3, 27266292), (4, 20449719), (6, 13633146), (9, 9088764), (12, 6816573), (18, 4544382), (19, 4305204), (27, 3029588), (36, 2272191), (38, 2152602), (54, 1514794), (57, 1435068), (76, 1076301), (108, 757397), (114, 717534), (171, 478356), (228, 358767), (342, 239178), (513, 159452), (684, 119589), (1026, 79726), (2052, 39863)]