164071257

素因数分解:

$3^1\times 7^2\times {\mathrm{359}}^1\times {\mathrm{3109}}^1$

素因数の和:3485

約数の個数: 24

約数和(自身を含む): 255268800

約数和(自身を除く): 91197543

約数列:

[1, 3, 7, 21, 49, 147, 359, 1077, 2513, 3109, 7539, 9327, 17591, 21763, 52773, 65289, 152341, 457023, 1116131, 3348393, 7812917, 23438751, 54690419, 164071257]

約数ペア:

[(1, 164071257), (3, 54690419), (7, 23438751), (21, 7812917), (49, 3348393), (147, 1116131), (359, 457023), (1077, 152341), (2513, 65289), (3109, 52773), (7539, 21763), (9327, 17591)]