16509553281

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{123887}}^1$

素因数の和:123990

約数の個数: 48

約数和(自身を含む): 27598281984

約数和(自身を除く): 11088728703

約数列:

[1, 3, 9, 13, 17, 39, 51, 67, 117, 153, 201, 221, 603, 663, 871, 1139, 1989, 2613, 3417, 7839, 10251, 14807, 44421, 123887, 133263, 371661, 1114983, 1610531, 2106079, 4831593, 6318237, 8300429, 14494779, 18954711, 24901287, 27379027, 74703861, 82137081, 107905577, 141107293, 246411243, 323716731, 423321879, 971150193, 1269965637, 1834394809, 5503184427, 16509553281]

約数ペア:

[(1, 16509553281), (3, 5503184427), (9, 1834394809), (13, 1269965637), (17, 971150193), (39, 423321879), (51, 323716731), (67, 246411243), (117, 141107293), (153, 107905577), (201, 82137081), (221, 74703861), (603, 27379027), (663, 24901287), (871, 18954711), (1139, 14494779), (1989, 8300429), (2613, 6318237), (3417, 4831593), (7839, 2106079), (10251, 1610531), (14807, 1114983), (44421, 371661), (123887, 133263)]