249123848

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{2903}}^1$

素因数の和:3557

約数の個数: 32

約数和(自身を含む): 495538560

約数和(自身を除く): 246414712

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 631, 1262, 2524, 2903, 5048, 5806, 10727, 11612, 21454, 23224, 42908, 49351, 85816, 98702, 197404, 394808, 1831793, 3663586, 7327172, 14654344, 31140481, 62280962, 124561924, 249123848]

約数ペア:

[(1, 249123848), (2, 124561924), (4, 62280962), (8, 31140481), (17, 14654344), (34, 7327172), (68, 3663586), (136, 1831793), (631, 394808), (1262, 197404), (2524, 98702), (2903, 85816), (5048, 49351), (5806, 42908), (10727, 23224), (11612, 21454)]