15571948

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1321}}^1$

素因数の和:1753

約数の個数: 24

約数和(自身を含む): 31241504

約数和(自身を除く): 15669556

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1321, 1684, 2642, 2947, 5284, 5894, 9247, 11788, 18494, 36988, 556141, 1112282, 2224564, 3892987, 7785974, 15571948]

約数ペア:

[(1, 15571948), (2, 7785974), (4, 3892987), (7, 2224564), (14, 1112282), (28, 556141), (421, 36988), (842, 18494), (1321, 11788), (1684, 9247), (2642, 5894), (2947, 5284)]