168399441

素因数分解:

$3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 284169600

約数和(自身を除く): 115770159

約数列:

[1, 3, 7, 9, 21, 63, 109, 137, 179, 327, 411, 537, 763, 959, 981, 1233, 1253, 1611, 2289, 2877, 3759, 6867, 8631, 11277, 14933, 19511, 24523, 44799, 58533, 73569, 104531, 134397, 136577, 171661, 175599, 220707, 313593, 409731, 514983, 940779, 1229193, 1544949, 2673007, 8019021, 18711049, 24057063, 56133147, 168399441]

約数ペア:

[(1, 168399441), (3, 56133147), (7, 24057063), (9, 18711049), (21, 8019021), (63, 2673007), (109, 1544949), (137, 1229193), (179, 940779), (327, 514983), (411, 409731), (537, 313593), (763, 220707), (959, 175599), (981, 171661), (1233, 136577), (1253, 134397), (1611, 104531), (2289, 73569), (2877, 58533), (3759, 44799), (6867, 24523), (8631, 19511), (11277, 14933)]