78771986

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{15131}}^1$

素因数の和:15289

約数の個数: 16

約数和(自身を含む): 125292960

約数和(自身を除く): 46520974

約数列:

[1, 2, 19, 38, 137, 274, 2603, 5206, 15131, 30262, 287489, 574978, 2072947, 4145894, 39385993, 78771986]

約数ペア:

[(1, 78771986), (2, 39385993), (19, 4145894), (38, 2072947), (137, 574978), (274, 287489), (2603, 30262), (5206, 15131)]