9780781666

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2099}}^1\times {\mathrm{4421}}^1$

素因数の和:6570

約数の個数: 32

約数和(自身を含む): 16046553600

約数和(自身を除く): 6265771934

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 2099, 4198, 4421, 8842, 35683, 65069, 71366, 75157, 130138, 137051, 150314, 274102, 1106173, 2212346, 2329867, 4659734, 9279679, 18559358, 157754543, 287670049, 315509086, 575340098, 4890390833, 9780781666]

約数ペア:

[(1, 9780781666), (2, 4890390833), (17, 575340098), (31, 315509086), (34, 287670049), (62, 157754543), (527, 18559358), (1054, 9279679), (2099, 4659734), (4198, 2329867), (4421, 2212346), (8842, 1106173), (35683, 274102), (65069, 150314), (71366, 137051), (75157, 130138)]