856784223

素因数分解:

$3^6\times {\mathrm{61}}^1\times {\mathrm{19267}}^1$

素因数の和:19346

約数の個数: 28

約数和(自身を含む): 1305715288

約数和(自身を除く): 448931065

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 729, 1647, 4941, 14823, 19267, 44469, 57801, 173403, 520209, 1175287, 1560627, 3525861, 4681881, 10577583, 14045643, 31732749, 95198247, 285594741, 856784223]

約数ペア:

[(1, 856784223), (3, 285594741), (9, 95198247), (27, 31732749), (61, 14045643), (81, 10577583), (183, 4681881), (243, 3525861), (549, 1560627), (729, 1175287), (1647, 520209), (4941, 173403), (14823, 57801), (19267, 44469)]