31379412

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{601}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 77537600

約数和(自身を除く): 46158188

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 229, 458, 601, 687, 916, 1202, 1374, 1803, 2404, 2748, 3606, 4351, 7212, 8702, 11419, 13053, 17404, 22838, 26106, 34257, 45676, 52212, 68514, 137028, 137629, 275258, 412887, 550516, 825774, 1651548, 2614951, 5229902, 7844853, 10459804, 15689706, 31379412]

約数ペア:

[(1, 31379412), (2, 15689706), (3, 10459804), (4, 7844853), (6, 5229902), (12, 2614951), (19, 1651548), (38, 825774), (57, 550516), (76, 412887), (114, 275258), (228, 137629), (229, 137028), (458, 68514), (601, 52212), (687, 45676), (916, 34257), (1202, 26106), (1374, 22838), (1803, 17404), (2404, 13053), (2748, 11419), (3606, 8702), (4351, 7212)]