1291216947

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{269}}^1\times {\mathrm{577}}^1$

素因数の和:955

約数の個数: 32

約数和(自身を含む): 1797811200

約数和(自身を除く): 506594253

約数列:

[1, 3, 47, 59, 141, 177, 269, 577, 807, 1731, 2773, 8319, 12643, 15871, 27119, 34043, 37929, 47613, 81357, 102129, 155213, 465639, 745937, 1600021, 2237811, 4800063, 7295011, 9157567, 21885033, 27472701, 430405649, 1291216947]

約数ペア:

[(1, 1291216947), (3, 430405649), (47, 27472701), (59, 21885033), (141, 9157567), (177, 7295011), (269, 4800063), (577, 2237811), (807, 1600021), (1731, 745937), (2773, 465639), (8319, 155213), (12643, 102129), (15871, 81357), (27119, 47613), (34043, 37929)]