221796308

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{401}}^1\times {\mathrm{2609}}^1$

素因数の和:3067

約数の個数: 24

約数和(自身を含む): 396605160

約数和(自身を除く): 174808852

約数列:

[1, 2, 4, 53, 106, 212, 401, 802, 1604, 2609, 5218, 10436, 21253, 42506, 85012, 138277, 276554, 553108, 1046209, 2092418, 4184836, 55449077, 110898154, 221796308]

約数ペア:

[(1, 221796308), (2, 110898154), (4, 55449077), (53, 4184836), (106, 2092418), (212, 1046209), (401, 553108), (802, 276554), (1604, 138277), (2609, 85012), (5218, 42506), (10436, 21253)]