15688636

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1721}}^1$

素因数の和:1821

約数の個数: 24

約数和(自身を含む): 28640304

約数和(自身を除く): 12951668

約数列:

[1, 2, 4, 43, 53, 86, 106, 172, 212, 1721, 2279, 3442, 4558, 6884, 9116, 74003, 91213, 148006, 182426, 296012, 364852, 3922159, 7844318, 15688636]

約数ペア:

[(1, 15688636), (2, 7844318), (4, 3922159), (43, 364852), (53, 296012), (86, 182426), (106, 148006), (172, 91213), (212, 74003), (1721, 9116), (2279, 6884), (3442, 4558)]