28788890049

素因数分解:

$3^3\times {\mathrm{2671}}^1\times {\mathrm{399197}}^1$

素因数の和:401877

約数の個数: 16

約数和(自身を含む): 42666282240

約数和(自身を除く): 13877392191

約数列:

[1, 3, 9, 27, 2671, 8013, 24039, 72117, 399197, 1197591, 3592773, 10778319, 1066255187, 3198765561, 9596296683, 28788890049]

約数ペア:

[(1, 28788890049), (3, 9596296683), (9, 3198765561), (27, 1066255187), (2671, 10778319), (8013, 3592773), (24039, 1197591), (72117, 399197)]