778891127

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 932511744

約数和(自身を除く): 153620617

約数列:

[1, 7, 53, 61, 127, 271, 371, 427, 889, 1897, 3233, 6731, 7747, 14363, 16531, 22631, 34417, 47117, 54229, 100541, 115717, 240919, 410591, 876143, 1824101, 2099437, 2874137, 6133001, 12768707, 14696059, 111270161, 778891127]

約数ペア:

[(1, 778891127), (7, 111270161), (53, 14696059), (61, 12768707), (127, 6133001), (271, 2874137), (371, 2099437), (427, 1824101), (889, 876143), (1897, 410591), (3233, 240919), (6731, 115717), (7747, 100541), (14363, 54229), (16531, 47117), (22631, 34417)]