15927028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 32598720

約数和(自身を除く): 16671692

約数列:

[1, 2, 4, 13, 17, 26, 34, 43, 52, 68, 86, 172, 221, 419, 442, 559, 731, 838, 884, 1118, 1462, 1676, 2236, 2924, 5447, 7123, 9503, 10894, 14246, 18017, 19006, 21788, 28492, 36034, 38012, 72068, 92599, 185198, 234221, 306289, 370396, 468442, 612578, 936884, 1225156, 3981757, 7963514, 15927028]

約数ペア:

[(1, 15927028), (2, 7963514), (4, 3981757), (13, 1225156), (17, 936884), (26, 612578), (34, 468442), (43, 370396), (52, 306289), (68, 234221), (86, 185198), (172, 92599), (221, 72068), (419, 38012), (442, 36034), (559, 28492), (731, 21788), (838, 19006), (884, 18017), (1118, 14246), (1462, 10894), (1676, 9503), (2236, 7123), (2924, 5447)]