168938163

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 278691840

約数和(自身を除く): 109753677

約数列:

[1, 3, 9, 17, 27, 41, 47, 51, 123, 141, 153, 191, 369, 423, 459, 573, 697, 799, 1107, 1269, 1719, 1927, 2091, 2397, 3247, 5157, 5781, 6273, 7191, 7831, 8977, 9741, 17343, 18819, 21573, 23493, 26931, 29223, 32759, 52029, 70479, 80793, 87669, 98277, 133127, 152609, 211437, 242379, 294831, 368057, 399381, 457827, 884493, 1104171, 1198143, 1373481, 3312513, 3594429, 4120443, 6256969, 9937539, 18770907, 56312721, 168938163]

約数ペア:

[(1, 168938163), (3, 56312721), (9, 18770907), (17, 9937539), (27, 6256969), (41, 4120443), (47, 3594429), (51, 3312513), (123, 1373481), (141, 1198143), (153, 1104171), (191, 884493), (369, 457827), (423, 399381), (459, 368057), (573, 294831), (697, 242379), (799, 211437), (1107, 152609), (1269, 133127), (1719, 98277), (1927, 87669), (2091, 80793), (2397, 70479), (3247, 52029), (5157, 32759), (5781, 29223), (6273, 26931), (7191, 23493), (7831, 21573), (8977, 18819), (9741, 17343)]