16688472

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 43380480

約数和(自身を除く): 26692008

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 103, 129, 157, 172, 206, 258, 309, 314, 344, 412, 471, 516, 618, 628, 824, 942, 1032, 1236, 1256, 1884, 2472, 3768, 4429, 6751, 8858, 13287, 13502, 16171, 17716, 20253, 26574, 27004, 32342, 35432, 40506, 48513, 53148, 54008, 64684, 81012, 97026, 106296, 129368, 162024, 194052, 388104, 695353, 1390706, 2086059, 2781412, 4172118, 5562824, 8344236, 16688472]

約数ペア:

[(1, 16688472), (2, 8344236), (3, 5562824), (4, 4172118), (6, 2781412), (8, 2086059), (12, 1390706), (24, 695353), (43, 388104), (86, 194052), (103, 162024), (129, 129368), (157, 106296), (172, 97026), (206, 81012), (258, 64684), (309, 54008), (314, 53148), (344, 48513), (412, 40506), (471, 35432), (516, 32342), (618, 27004), (628, 26574), (824, 20253), (942, 17716), (1032, 16171), (1236, 13502), (1256, 13287), (1884, 8858), (2472, 6751), (3768, 4429)]