15988278

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 33126912

約数和(自身を除く): 17138634

約数列:

[1, 2, 3, 6, 41, 82, 103, 123, 206, 246, 309, 618, 631, 1262, 1893, 3786, 4223, 8446, 12669, 25338, 25871, 51742, 64993, 77613, 129986, 155226, 194979, 389958, 2664713, 5329426, 7994139, 15988278]

約数ペア:

[(1, 15988278), (2, 7994139), (3, 5329426), (6, 2664713), (41, 389958), (82, 194979), (103, 155226), (123, 129986), (206, 77613), (246, 64993), (309, 51742), (618, 25871), (631, 25338), (1262, 12669), (1893, 8446), (3786, 4223)]