31204986

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^2\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 48

約数和(自身を含む): 66860640

約数和(自身を除く): 35655654

約数列:

[1, 2, 3, 6, 29, 37, 58, 74, 87, 111, 131, 174, 222, 262, 393, 786, 1073, 1369, 2146, 2738, 3219, 3799, 4107, 4847, 6438, 7598, 8214, 9694, 11397, 14541, 22794, 29082, 39701, 79402, 119103, 140563, 179339, 238206, 281126, 358678, 421689, 538017, 843378, 1076034, 5200831, 10401662, 15602493, 31204986]

約数ペア:

[(1, 31204986), (2, 15602493), (3, 10401662), (6, 5200831), (29, 1076034), (37, 843378), (58, 538017), (74, 421689), (87, 358678), (111, 281126), (131, 238206), (174, 179339), (222, 140563), (262, 119103), (393, 79402), (786, 39701), (1073, 29082), (1369, 22794), (2146, 14541), (2738, 11397), (3219, 9694), (3799, 8214), (4107, 7598), (4847, 6438)]