64978264

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{624791}}^1$

素因数の和:624810

約数の個数: 16

約数和(自身を含む): 131206320

約数和(自身を除く): 66228056

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 624791, 1249582, 2499164, 4998328, 8122283, 16244566, 32489132, 64978264]

約数ペア:

[(1, 64978264), (2, 32489132), (4, 16244566), (8, 8122283), (13, 4998328), (26, 2499164), (52, 1249582), (104, 624791)]