247804568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{10391}}^1$

素因数の和:10679

約数の個数: 32

約数和(自身を含む): 508792320

約数和(自身を除く): 260987752

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 271, 542, 1084, 2168, 2981, 5962, 10391, 11924, 20782, 23848, 41564, 83128, 114301, 228602, 457204, 914408, 2815961, 5631922, 11263844, 22527688, 30975571, 61951142, 123902284, 247804568]

約数ペア:

[(1, 247804568), (2, 123902284), (4, 61951142), (8, 30975571), (11, 22527688), (22, 11263844), (44, 5631922), (88, 2815961), (271, 914408), (542, 457204), (1084, 228602), (2168, 114301), (2981, 83128), (5962, 41564), (10391, 23848), (11924, 20782)]