219169730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{25163}}^1$

素因数の和:25250

約数の個数: 32

約数和(自身を含む): 431210304

約数和(自身を除く): 212040574

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 25163, 50326, 125815, 251630, 327119, 654238, 1635595, 1685921, 3271190, 3371842, 8429605, 16859210, 21916973, 43833946, 109584865, 219169730]

約数ペア:

[(1, 219169730), (2, 109584865), (5, 43833946), (10, 21916973), (13, 16859210), (26, 8429605), (65, 3371842), (67, 3271190), (130, 1685921), (134, 1635595), (335, 654238), (670, 327119), (871, 251630), (1742, 125815), (4355, 50326), (8710, 25163)]