1888117

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:169

約数の個数: 24

約数和(自身を含む): 2495232

約数和(自身を除く): 607115

約数列:

[1, 7, 11, 31, 49, 77, 113, 217, 341, 539, 791, 1243, 1519, 2387, 3503, 5537, 8701, 16709, 24521, 38533, 60907, 171647, 269731, 1888117]

約数ペア:

[(1, 1888117), (7, 269731), (11, 171647), (31, 60907), (49, 38533), (77, 24521), (113, 16709), (217, 8701), (341, 5537), (539, 3503), (791, 2387), (1243, 1519)]