78405989

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 89152800

約数和(自身を除く): 10746811

約数列:

[1, 17, 19, 109, 131, 289, 323, 1853, 2071, 2227, 2489, 5491, 14279, 31501, 35207, 37859, 42313, 242743, 271301, 598519, 719321, 4126631, 4612117, 78405989]

約数ペア:

[(1, 78405989), (17, 4612117), (19, 4126631), (109, 719321), (131, 598519), (289, 271301), (323, 242743), (1853, 42313), (2071, 37859), (2227, 35207), (2489, 31501), (5491, 14279)]