870426

素因数分解:

$2^1\times 3^7\times {\mathrm{199}}^1$

素因数の和:222

約数の個数: 32

約数和(自身を含む): 1968000

約数和(自身を除く): 1097574

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 199, 243, 398, 486, 597, 729, 1194, 1458, 1791, 2187, 3582, 4374, 5373, 10746, 16119, 32238, 48357, 96714, 145071, 290142, 435213, 870426]

約数ペア:

[(1, 870426), (2, 435213), (3, 290142), (6, 145071), (9, 96714), (18, 48357), (27, 32238), (54, 16119), (81, 10746), (162, 5373), (199, 4374), (243, 3582), (398, 2187), (486, 1791), (597, 1458), (729, 1194)]