86783991

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1\times {\mathrm{509}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 138654720

約数和(自身を除く): 51870729

約数列:

[1, 3, 7, 21, 23, 69, 161, 353, 483, 509, 1059, 1527, 2471, 3563, 7413, 8119, 10689, 11707, 24357, 35121, 56833, 81949, 170499, 179677, 245847, 539031, 1257739, 3773217, 4132571, 12397713, 28927997, 86783991]

約数ペア:

[(1, 86783991), (3, 28927997), (7, 12397713), (21, 4132571), (23, 3773217), (69, 1257739), (161, 539031), (353, 245847), (483, 179677), (509, 170499), (1059, 81949), (1527, 56833), (2471, 35121), (3563, 24357), (7413, 11707), (8119, 10689)]