3928015

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 5927040

約数和(自身を除く): 1999025

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 97, 445, 455, 485, 623, 679, 1157, 1261, 3115, 3395, 5785, 6305, 8099, 8633, 8827, 40495, 43165, 44135, 60431, 112229, 302155, 561145, 785603, 3928015]

約数ペア:

[(1, 3928015), (5, 785603), (7, 561145), (13, 302155), (35, 112229), (65, 60431), (89, 44135), (91, 43165), (97, 40495), (445, 8827), (455, 8633), (485, 8099), (623, 6305), (679, 5785), (1157, 3395), (1261, 3115)]