197995086

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{25171}}^1$

素因数の和:25221

約数の個数: 48

約数和(自身を含む): 471219840

約数和(自身を除く): 273224754

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 38, 46, 57, 69, 114, 138, 171, 207, 342, 414, 437, 874, 1311, 2622, 3933, 7866, 25171, 50342, 75513, 151026, 226539, 453078, 478249, 578933, 956498, 1157866, 1434747, 1736799, 2869494, 3473598, 4304241, 5210397, 8608482, 10420794, 10999727, 21999454, 32999181, 65998362, 98997543, 197995086]

約数ペア:

[(1, 197995086), (2, 98997543), (3, 65998362), (6, 32999181), (9, 21999454), (18, 10999727), (19, 10420794), (23, 8608482), (38, 5210397), (46, 4304241), (57, 3473598), (69, 2869494), (114, 1736799), (138, 1434747), (171, 1157866), (207, 956498), (342, 578933), (414, 478249), (437, 453078), (874, 226539), (1311, 151026), (2622, 75513), (3933, 50342), (7866, 25171)]