68909547

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 107688960

約数和(自身を除く): 38779413

約数列:

[1, 3, 7, 21, 71, 113, 213, 339, 409, 497, 791, 1227, 1491, 2373, 2863, 8023, 8589, 24069, 29039, 46217, 56161, 87117, 138651, 168483, 203273, 323519, 609819, 970557, 3281407, 9844221, 22969849, 68909547]

約数ペア:

[(1, 68909547), (3, 22969849), (7, 9844221), (21, 3281407), (71, 970557), (113, 609819), (213, 323519), (339, 203273), (409, 168483), (497, 138651), (791, 87117), (1227, 56161), (1491, 46217), (2373, 29039), (2863, 24069), (8023, 8589)]