172956852

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 447213312

約数和(自身を除く): 274256460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 157, 213, 284, 314, 426, 431, 471, 628, 639, 852, 862, 942, 1278, 1293, 1413, 1724, 1884, 2556, 2586, 2826, 3879, 5172, 5652, 7758, 11147, 15516, 22294, 30601, 33441, 44588, 61202, 66882, 67667, 91803, 100323, 122404, 133764, 135334, 183606, 200646, 203001, 270668, 275409, 367212, 401292, 406002, 550818, 609003, 812004, 1101636, 1218006, 2436012, 4804357, 9608714, 14413071, 19217428, 28826142, 43239213, 57652284, 86478426, 172956852]

約数ペア:

[(1, 172956852), (2, 86478426), (3, 57652284), (4, 43239213), (6, 28826142), (9, 19217428), (12, 14413071), (18, 9608714), (36, 4804357), (71, 2436012), (142, 1218006), (157, 1101636), (213, 812004), (284, 609003), (314, 550818), (426, 406002), (431, 401292), (471, 367212), (628, 275409), (639, 270668), (852, 203001), (862, 200646), (942, 183606), (1278, 135334), (1293, 133764), (1413, 122404), (1724, 100323), (1884, 91803), (2556, 67667), (2586, 66882), (2826, 61202), (3879, 44588), (5172, 33441), (5652, 30601), (7758, 22294), (11147, 15516)]