84387009

素因数分解:

$3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{6269}}^1$

素因数の和:6920

約数の個数: 16

約数和(自身を含む): 128810880

約数和(自身を除く): 44423871

約数列:

[1, 3, 7, 21, 641, 1923, 4487, 6269, 13461, 18807, 43883, 131649, 4018429, 12055287, 28129003, 84387009]

約数ペア:

[(1, 84387009), (3, 28129003), (7, 12055287), (21, 4018429), (641, 131649), (1923, 43883), (4487, 18807), (6269, 13461)]