2279890795

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{21881}}^1$

素因数の和:22135

約数の個数: 32

約数和(自身を含む): 3382081920

約数和(自身を除く): 1102191125

約数列:

[1, 5, 7, 13, 35, 65, 91, 229, 455, 1145, 1603, 2977, 8015, 14885, 20839, 21881, 104195, 109405, 153167, 284453, 765835, 1422265, 1991171, 5010749, 9955855, 25053745, 35075243, 65139737, 175376215, 325698685, 455978159, 2279890795]

約数ペア:

[(1, 2279890795), (5, 455978159), (7, 325698685), (13, 175376215), (35, 65139737), (65, 35075243), (91, 25053745), (229, 9955855), (455, 5010749), (1145, 1991171), (1603, 1422265), (2977, 765835), (8015, 284453), (14885, 153167), (20839, 109405), (21881, 104195)]