30880694

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{433}}^1$

素因数の和:672

約数の個数: 24

約数和(自身を含む): 50512392

約数和(自身を除く): 19631698

約数列:

[1, 2, 13, 26, 169, 211, 338, 422, 433, 866, 2743, 5486, 5629, 11258, 35659, 71318, 73177, 91363, 146354, 182726, 1187719, 2375438, 15440347, 30880694]

約数ペア:

[(1, 30880694), (2, 15440347), (13, 2375438), (26, 1187719), (169, 182726), (211, 146354), (338, 91363), (422, 73177), (433, 71318), (866, 35659), (2743, 11258), (5486, 5629)]