13887490

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:346

約数の個数: 32

約数和(自身を含む): 25683840

約数和(自身を除く): 11796350

約数列:

[1, 2, 5, 10, 97, 103, 139, 194, 206, 278, 485, 515, 695, 970, 1030, 1390, 9991, 13483, 14317, 19982, 26966, 28634, 49955, 67415, 71585, 99910, 134830, 143170, 1388749, 2777498, 6943745, 13887490]

約数ペア:

[(1, 13887490), (2, 6943745), (5, 2777498), (10, 1388749), (97, 143170), (103, 134830), (139, 99910), (194, 71585), (206, 67415), (278, 49955), (485, 28634), (515, 26966), (695, 19982), (970, 14317), (1030, 13483), (1390, 9991)]