281422076

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{8443}}^1$

素因数の和:9101

約数の個数: 24

約数和(自身を含む): 531262704

約数和(自身を除く): 249840628

約数列:

[1, 2, 4, 13, 26, 52, 641, 1282, 2564, 8333, 8443, 16666, 16886, 33332, 33772, 109759, 219518, 439036, 5411963, 10823926, 21647852, 70355519, 140711038, 281422076]

約数ペア:

[(1, 281422076), (2, 140711038), (4, 70355519), (13, 21647852), (26, 10823926), (52, 5411963), (641, 439036), (1282, 219518), (2564, 109759), (8333, 33772), (8443, 33332), (16666, 16886)]