7728273

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2011}}^1$

素因数の和:2085

約数の個数: 24

約数和(自身を含む): 12973376

約数和(自身を除く): 5245103

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 2011, 3843, 6033, 14077, 18099, 42231, 122671, 126693, 368013, 858697, 1104039, 2576091, 7728273]

約数ペア:

[(1, 7728273), (3, 2576091), (7, 1104039), (9, 858697), (21, 368013), (61, 126693), (63, 122671), (183, 42231), (427, 18099), (549, 14077), (1281, 6033), (2011, 3843)]