2051280049

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1\times {\mathrm{827}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 2562852096

約数和(自身を除く): 511572047

約数列:

[1, 7, 13, 91, 97, 281, 679, 827, 1261, 1967, 3653, 5789, 8827, 10751, 25571, 27257, 75257, 80219, 190799, 232387, 354341, 561533, 1042847, 1626709, 2480387, 3021031, 7299929, 21147217, 22541539, 157790773, 293040007, 2051280049]

約数ペア:

[(1, 2051280049), (7, 293040007), (13, 157790773), (91, 22541539), (97, 21147217), (281, 7299929), (679, 3021031), (827, 2480387), (1261, 1626709), (1967, 1042847), (3653, 561533), (5789, 354341), (8827, 232387), (10751, 190799), (25571, 80219), (27257, 75257)]