31913728

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1619}}^1$

素因数の和:1653

約数の個数: 72

約数和(自身を含む): 79470720

約数和(自身を除く): 47556992

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 256, 308, 352, 448, 616, 704, 896, 1232, 1408, 1619, 1792, 2464, 2816, 3238, 4928, 6476, 9856, 11333, 12952, 17809, 19712, 22666, 25904, 35618, 45332, 51808, 71236, 90664, 103616, 124663, 142472, 181328, 207232, 249326, 284944, 362656, 414464, 498652, 569888, 725312, 997304, 1139776, 1450624, 1994608, 2279552, 2901248, 3989216, 4559104, 7978432, 15956864, 31913728]

約数ペア:

[(1, 31913728), (2, 15956864), (4, 7978432), (7, 4559104), (8, 3989216), (11, 2901248), (14, 2279552), (16, 1994608), (22, 1450624), (28, 1139776), (32, 997304), (44, 725312), (56, 569888), (64, 498652), (77, 414464), (88, 362656), (112, 284944), (128, 249326), (154, 207232), (176, 181328), (224, 142472), (256, 124663), (308, 103616), (352, 90664), (448, 71236), (616, 51808), (704, 45332), (896, 35618), (1232, 25904), (1408, 22666), (1619, 19712), (1792, 17809), (2464, 12952), (2816, 11333), (3238, 9856), (4928, 6476)]