156780638

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3847}}^1$

素因数の和:3968

約数の個数: 32

約数和(自身を含む): 279272448

約数和(自身を除く): 122491810

約数列:

[1, 2, 7, 14, 41, 71, 82, 142, 287, 497, 574, 994, 2911, 3847, 5822, 7694, 20377, 26929, 40754, 53858, 157727, 273137, 315454, 546274, 1104089, 1911959, 2208178, 3823918, 11198617, 22397234, 78390319, 156780638]

約数ペア:

[(1, 156780638), (2, 78390319), (7, 22397234), (14, 11198617), (41, 3823918), (71, 2208178), (82, 1911959), (142, 1104089), (287, 546274), (497, 315454), (574, 273137), (994, 157727), (2911, 53858), (3847, 40754), (5822, 26929), (7694, 20377)]