1636956

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{659}}^1$

素因数の和:695

約数の個数: 48

約数和(自身を含む): 4435200

約数和(自身を除く): 2798244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 659, 828, 1242, 1318, 1977, 2484, 2636, 3954, 5931, 7908, 11862, 15157, 17793, 23724, 30314, 35586, 45471, 60628, 71172, 90942, 136413, 181884, 272826, 409239, 545652, 818478, 1636956]

約数ペア:

[(1, 1636956), (2, 818478), (3, 545652), (4, 409239), (6, 272826), (9, 181884), (12, 136413), (18, 90942), (23, 71172), (27, 60628), (36, 45471), (46, 35586), (54, 30314), (69, 23724), (92, 17793), (108, 15157), (138, 11862), (207, 7908), (276, 5931), (414, 3954), (621, 2636), (659, 2484), (828, 1977), (1242, 1318)]