31440808

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{7691}}^1$

素因数の和:7777

約数の個数: 32

約数和(自身を含む): 68304960

約数和(自身を除く): 36864152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 7691, 15382, 30764, 53837, 61528, 107674, 215348, 430696, 561443, 1122886, 2245772, 3930101, 4491544, 7860202, 15720404, 31440808]

約数ペア:

[(1, 31440808), (2, 15720404), (4, 7860202), (7, 4491544), (8, 3930101), (14, 2245772), (28, 1122886), (56, 561443), (73, 430696), (146, 215348), (292, 107674), (511, 61528), (584, 53837), (1022, 30764), (2044, 15382), (4088, 7691)]