2664657

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:570

約数の個数: 20

約数和(自身を含む): 4048176

約数和(自身を除く): 1383519

約数列:

[1, 3, 9, 27, 67, 81, 201, 491, 603, 1473, 1809, 4419, 5427, 13257, 32897, 39771, 98691, 296073, 888219, 2664657]

約数ペア:

[(1, 2664657), (3, 888219), (9, 296073), (27, 98691), (67, 39771), (81, 32897), (201, 13257), (491, 5427), (603, 4419), (1473, 1809)]