15687724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 31187520

約数和(自身を除く): 15499796

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 101, 103, 116, 202, 206, 377, 404, 412, 754, 1313, 1339, 1508, 2626, 2678, 2929, 2987, 5252, 5356, 5858, 5974, 10403, 11716, 11948, 20806, 38077, 38831, 41612, 76154, 77662, 135239, 152308, 155324, 270478, 301687, 540956, 603374, 1206748, 3921931, 7843862, 15687724]

約数ペア:

[(1, 15687724), (2, 7843862), (4, 3921931), (13, 1206748), (26, 603374), (29, 540956), (52, 301687), (58, 270478), (101, 155324), (103, 152308), (116, 135239), (202, 77662), (206, 76154), (377, 41612), (404, 38831), (412, 38077), (754, 20806), (1313, 11948), (1339, 11716), (1508, 10403), (2626, 5974), (2678, 5858), (2929, 5356), (2987, 5252)]