890651013

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{593}}^1\times {\mathrm{1933}}^1$

素因数の和:2573

約数の個数: 32

約数和(自身を含む): 1396935936

約数和(自身を除く): 506284923

約数列:

[1, 3, 7, 21, 37, 111, 259, 593, 777, 1779, 1933, 4151, 5799, 12453, 13531, 21941, 40593, 65823, 71521, 153587, 214563, 460761, 500647, 1146269, 1501941, 3438807, 8023883, 24071649, 42411953, 127235859, 296883671, 890651013]

約数ペア:

[(1, 890651013), (3, 296883671), (7, 127235859), (21, 42411953), (37, 24071649), (111, 8023883), (259, 3438807), (593, 1501941), (777, 1146269), (1779, 500647), (1933, 460761), (4151, 214563), (5799, 153587), (12453, 71521), (13531, 65823), (21941, 40593)]