205281486

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{839}}^1$

素因数の和:1070

約数の個数: 64

約数和(自身を含む): 479001600

約数和(自身を除く): 273720114

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 197, 207, 394, 414, 591, 621, 839, 1182, 1242, 1678, 1773, 2517, 3546, 4531, 5034, 5319, 7551, 9062, 10638, 13593, 15102, 19297, 22653, 27186, 38594, 40779, 45306, 57891, 81558, 115782, 122337, 165283, 173673, 244674, 330566, 347346, 495849, 521019, 991698, 1042038, 1487547, 2975094, 3801509, 4462641, 7603018, 8925282, 11404527, 22809054, 34213581, 68427162, 102640743, 205281486]

約数ペア:

[(1, 205281486), (2, 102640743), (3, 68427162), (6, 34213581), (9, 22809054), (18, 11404527), (23, 8925282), (27, 7603018), (46, 4462641), (54, 3801509), (69, 2975094), (138, 1487547), (197, 1042038), (207, 991698), (394, 521019), (414, 495849), (591, 347346), (621, 330566), (839, 244674), (1182, 173673), (1242, 165283), (1678, 122337), (1773, 115782), (2517, 81558), (3546, 57891), (4531, 45306), (5034, 40779), (5319, 38594), (7551, 27186), (9062, 22653), (10638, 19297), (13593, 15102)]