42181615

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 61470720

約数和(自身を除く): 19289105

約数列:

[1, 5, 7, 19, 35, 95, 133, 137, 463, 665, 685, 959, 2315, 2603, 3241, 4795, 8797, 13015, 16205, 18221, 43985, 61579, 63431, 91105, 307895, 317155, 444017, 1205189, 2220085, 6025945, 8436323, 42181615]

約数ペア:

[(1, 42181615), (5, 8436323), (7, 6025945), (19, 2220085), (35, 1205189), (95, 444017), (133, 317155), (137, 307895), (463, 91105), (665, 63431), (685, 61579), (959, 43985), (2315, 18221), (2603, 16205), (3241, 13015), (4795, 8797)]