3639321

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{947}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 6112704

約数和(自身を除く): 2473383

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 947, 1281, 2841, 3843, 6629, 8523, 19887, 57767, 59661, 173301, 404369, 519903, 1213107, 3639321]

約数ペア:

[(1, 3639321), (3, 1213107), (7, 519903), (9, 404369), (21, 173301), (61, 59661), (63, 57767), (183, 19887), (427, 8523), (549, 6629), (947, 3843), (1281, 2841)]