552221929

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 664519680

約数和(自身を除く): 112297751

約数列:

[1, 7, 37, 79, 137, 197, 259, 553, 959, 1379, 2923, 5069, 7289, 10823, 15563, 20461, 26989, 35483, 51023, 75761, 108941, 188923, 400451, 575831, 998593, 2132131, 2803157, 4030817, 6990151, 14924917, 78888847, 552221929]

約数ペア:

[(1, 552221929), (7, 78888847), (37, 14924917), (79, 6990151), (137, 4030817), (197, 2803157), (259, 2132131), (553, 998593), (959, 575831), (1379, 400451), (2923, 188923), (5069, 108941), (7289, 75761), (10823, 51023), (15563, 35483), (20461, 26989)]