2989908

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^2\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 54

約数和(自身を含む): 7951034

約数和(自身を除く): 4961126

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 157, 207, 276, 314, 414, 471, 529, 628, 828, 942, 1058, 1413, 1587, 1884, 2116, 2826, 3174, 3611, 4761, 5652, 6348, 7222, 9522, 10833, 14444, 19044, 21666, 32499, 43332, 64998, 83053, 129996, 166106, 249159, 332212, 498318, 747477, 996636, 1494954, 2989908]

約数ペア:

[(1, 2989908), (2, 1494954), (3, 996636), (4, 747477), (6, 498318), (9, 332212), (12, 249159), (18, 166106), (23, 129996), (36, 83053), (46, 64998), (69, 43332), (92, 32499), (138, 21666), (157, 19044), (207, 14444), (276, 10833), (314, 9522), (414, 7222), (471, 6348), (529, 5652), (628, 4761), (828, 3611), (942, 3174), (1058, 2826), (1413, 2116), (1587, 1884)]