42193809

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9433}}^1$

素因数の和:9517

約数の個数: 24

約数和(自身を含む): 70641792

約数和(自身を除く): 28447983

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 9433, 28299, 66031, 84897, 198093, 594279, 669743, 2009229, 4688201, 6027687, 14064603, 42193809]

約数ペア:

[(1, 42193809), (3, 14064603), (7, 6027687), (9, 4688201), (21, 2009229), (63, 669743), (71, 594279), (213, 198093), (497, 84897), (639, 66031), (1491, 28299), (4473, 9433)]