31475988

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{5569}}^1$

素因数の和:5736

約数の個数: 36

約数和(自身を含む): 80085460

約数和(自身を除く): 48609472

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 5569, 5652, 11138, 16707, 22276, 33414, 50121, 66828, 100242, 200484, 874333, 1748666, 2622999, 3497332, 5245998, 7868997, 10491996, 15737994, 31475988]

約数ペア:

[(1, 31475988), (2, 15737994), (3, 10491996), (4, 7868997), (6, 5245998), (9, 3497332), (12, 2622999), (18, 1748666), (36, 874333), (157, 200484), (314, 100242), (471, 66828), (628, 50121), (942, 33414), (1413, 22276), (1884, 16707), (2826, 11138), (5569, 5652)]