422487

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 690144

約数和(自身を除く): 267657

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 157, 207, 299, 471, 897, 1413, 2041, 2691, 3611, 6123, 10833, 18369, 32499, 46943, 140829, 422487]

約数ペア:

[(1, 422487), (3, 140829), (9, 46943), (13, 32499), (23, 18369), (39, 10833), (69, 6123), (117, 3611), (157, 2691), (207, 2041), (299, 1413), (471, 897)]