28478878415

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{19049417}}^1$

素因数の和:19049458

約数の個数: 16

約数和(自身を含む): 38403626688

約数和(自身を除く): 9924748273

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 19049417, 95247085, 247642421, 438136591, 1238212105, 2190682955, 5695775683, 28478878415]

約数ペア:

[(1, 28478878415), (5, 5695775683), (13, 2190682955), (23, 1238212105), (65, 438136591), (115, 247642421), (299, 95247085), (1495, 19049417)]