72971619

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{65563}}^1$

素因数の和:65626

約数の個数: 16

約数和(自身を含む): 113294592

約数和(自身を除く): 40322973

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 65563, 196689, 458941, 1376823, 3474839, 10424517, 24323873, 72971619]

約数ペア:

[(1, 72971619), (3, 24323873), (7, 10424517), (21, 3474839), (53, 1376823), (159, 458941), (371, 196689), (1113, 65563)]