12697438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 21488544

約数和(自身を除く): 8791106

約数列:

[1, 2, 13, 26, 37, 67, 74, 134, 197, 394, 481, 871, 962, 1742, 2479, 2561, 4958, 5122, 7289, 13199, 14578, 26398, 32227, 64454, 94757, 171587, 189514, 343174, 488363, 976726, 6348719, 12697438]

約数ペア:

[(1, 12697438), (2, 6348719), (13, 976726), (26, 488363), (37, 343174), (67, 189514), (74, 171587), (134, 94757), (197, 64454), (394, 32227), (481, 26398), (871, 14578), (962, 13199), (1742, 7289), (2479, 5122), (2561, 4958)]