31712242

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 52272000

約数和(自身を除く): 20559758

約数列:

[1, 2, 17, 34, 43, 86, 109, 199, 218, 398, 731, 1462, 1853, 3383, 3706, 4687, 6766, 8557, 9374, 17114, 21691, 43382, 79679, 145469, 159358, 290938, 368747, 737494, 932713, 1865426, 15856121, 31712242]

約数ペア:

[(1, 31712242), (2, 15856121), (17, 1865426), (34, 932713), (43, 737494), (86, 368747), (109, 290938), (199, 159358), (218, 145469), (398, 79679), (731, 43382), (1462, 21691), (1853, 17114), (3383, 9374), (3706, 8557), (4687, 6766)]