81223805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{827}}^1\times {\mathrm{1511}}^1$

素因数の和:2356

約数の個数: 16

約数和(自身を含む): 105162624

約数和(自身を除く): 23938819

約数列:

[1, 5, 13, 65, 827, 1511, 4135, 7555, 10751, 19643, 53755, 98215, 1249597, 6247985, 16244761, 81223805]

約数ペア:

[(1, 81223805), (5, 16244761), (13, 6247985), (65, 1249597), (827, 98215), (1511, 53755), (4135, 19643), (7555, 10751)]