128819079

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{6599}}^1$

素因数の和:6852

約数の個数: 20

約数和(自身を含む): 193261200

約数和(自身を除く): 64442121

約数列:

[1, 3, 9, 27, 81, 241, 723, 2169, 6507, 6599, 19521, 19797, 59391, 178173, 534519, 1590359, 4771077, 14313231, 42939693, 128819079]

約数ペア:

[(1, 128819079), (3, 42939693), (9, 14313231), (27, 4771077), (81, 1590359), (241, 534519), (723, 178173), (2169, 59391), (6507, 19797), (6599, 19521)]