220169943

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3257}}^1$

素因数の和:3336

約数の個数: 48

約数和(自身を含む): 386268480

約数和(自身を除く): 166098537

約数列:

[1, 3, 7, 9, 21, 29, 37, 63, 87, 111, 203, 259, 261, 333, 609, 777, 1073, 1827, 2331, 3219, 3257, 7511, 9657, 9771, 22533, 22799, 29313, 67599, 68397, 94453, 120509, 205191, 283359, 361527, 661171, 843563, 850077, 1084581, 1983513, 2530689, 3494761, 5950539, 7592067, 10484283, 24463327, 31452849, 73389981, 220169943]

約数ペア:

[(1, 220169943), (3, 73389981), (7, 31452849), (9, 24463327), (21, 10484283), (29, 7592067), (37, 5950539), (63, 3494761), (87, 2530689), (111, 1983513), (203, 1084581), (259, 850077), (261, 843563), (333, 661171), (609, 361527), (777, 283359), (1073, 205191), (1827, 120509), (2331, 94453), (3219, 68397), (3257, 67599), (7511, 29313), (9657, 22799), (9771, 22533)]