142757678

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1783}}^1$

素因数の和:1861

約数の個数: 48

約数和(自身を含む): 268456320

約数和(自身を除く): 125698642

約数列:

[1, 2, 7, 14, 19, 38, 43, 49, 86, 98, 133, 266, 301, 602, 817, 931, 1634, 1783, 1862, 2107, 3566, 4214, 5719, 11438, 12481, 24962, 33877, 40033, 67754, 76669, 80066, 87367, 153338, 174734, 237139, 474278, 536683, 1073366, 1456711, 1659973, 2913422, 3319946, 3756781, 7513562, 10196977, 20393954, 71378839, 142757678]

約数ペア:

[(1, 142757678), (2, 71378839), (7, 20393954), (14, 10196977), (19, 7513562), (38, 3756781), (43, 3319946), (49, 2913422), (86, 1659973), (98, 1456711), (133, 1073366), (266, 536683), (301, 474278), (602, 237139), (817, 174734), (931, 153338), (1634, 87367), (1783, 80066), (1862, 76669), (2107, 67754), (3566, 40033), (4214, 33877), (5719, 24962), (11438, 12481)]