42880851

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21559}}^1$

素因数の和:21595

約数の個数: 24

約数和(自身を含む): 70630560

約数和(自身を除く): 27749709

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 21559, 64677, 194031, 280267, 366503, 840801, 1099509, 2522403, 3298527, 4764539, 14293617, 42880851]

約数ペア:

[(1, 42880851), (3, 14293617), (9, 4764539), (13, 3298527), (17, 2522403), (39, 1099509), (51, 840801), (117, 366503), (153, 280267), (221, 194031), (663, 64677), (1989, 21559)]