15542890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1399}}^1$

素因数の和:1518

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 15301910

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 1399, 2222, 2798, 5555, 6995, 11110, 13990, 15389, 30778, 76945, 141299, 153890, 282598, 706495, 1412990, 1554289, 3108578, 7771445, 15542890]

約数ペア:

[(1, 15542890), (2, 7771445), (5, 3108578), (10, 1554289), (11, 1412990), (22, 706495), (55, 282598), (101, 153890), (110, 141299), (202, 76945), (505, 30778), (1010, 15389), (1111, 13990), (1399, 11110), (2222, 6995), (2798, 5555)]