1978443

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 3086928

約数和(自身を除く): 1108485

約数列:

[1, 3, 9, 17, 51, 67, 153, 193, 201, 579, 603, 1139, 1737, 3281, 3417, 9843, 10251, 12931, 29529, 38793, 116379, 219827, 659481, 1978443]

約数ペア:

[(1, 1978443), (3, 659481), (9, 219827), (17, 116379), (51, 38793), (67, 29529), (153, 12931), (193, 10251), (201, 9843), (579, 3417), (603, 3281), (1139, 1737)]