63878913

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{14281}}^1$

素因数の和:14365

約数の個数: 24

約数和(自身を含む): 106943616

約数和(自身を除く): 43064703

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 14281, 42843, 99967, 128529, 299901, 899703, 1013951, 3041853, 7097657, 9125559, 21292971, 63878913]

約数ペア:

[(1, 63878913), (3, 21292971), (7, 9125559), (9, 7097657), (21, 3041853), (63, 1013951), (71, 899703), (213, 299901), (497, 128529), (639, 99967), (1491, 42843), (4473, 14281)]