278840692

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{42223}}^1$

素因数の和:42367

約数の個数: 24

約数和(自身を含む): 529657856

約数和(自身を除く): 250817164

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3302, 6604, 42223, 84446, 168892, 548899, 1097798, 2195596, 5362321, 10724642, 21449284, 69710173, 139420346, 278840692]

約数ペア:

[(1, 278840692), (2, 139420346), (4, 69710173), (13, 21449284), (26, 10724642), (52, 5362321), (127, 2195596), (254, 1097798), (508, 548899), (1651, 168892), (3302, 84446), (6604, 42223)]