15661400859

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{81077}}^1$

素因数の和:81236

約数の個数: 36

約数和(自身を含む): 24689223936

約数和(自身を除く): 9027823077

約数列:

[1, 3, 9, 13, 39, 117, 127, 169, 381, 507, 1143, 1521, 1651, 4953, 14859, 21463, 64389, 81077, 193167, 243231, 729693, 1054001, 3162003, 9486009, 10296779, 13702013, 30890337, 41106039, 92671011, 123318117, 133858127, 401574381, 1204723143, 1740155651, 5220466953, 15661400859]

約数ペア:

[(1, 15661400859), (3, 5220466953), (9, 1740155651), (13, 1204723143), (39, 401574381), (117, 133858127), (127, 123318117), (169, 92671011), (381, 41106039), (507, 30890337), (1143, 13702013), (1521, 10296779), (1651, 9486009), (4953, 3162003), (14859, 1054001), (21463, 729693), (64389, 243231), (81077, 193167)]