16656597

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 40

約数和(自身を含む): 26716800

約数和(自身を除く): 10060203

約数列:

[1, 3, 9, 19, 27, 57, 79, 81, 137, 171, 237, 411, 513, 711, 1233, 1501, 1539, 2133, 2603, 3699, 4503, 6399, 7809, 10823, 11097, 13509, 23427, 32469, 40527, 70281, 97407, 121581, 205637, 210843, 292221, 616911, 876663, 1850733, 5552199, 16656597]

約数ペア:

[(1, 16656597), (3, 5552199), (9, 1850733), (19, 876663), (27, 616911), (57, 292221), (79, 210843), (81, 205637), (137, 121581), (171, 97407), (237, 70281), (411, 40527), (513, 32469), (711, 23427), (1233, 13509), (1501, 11097), (1539, 10823), (2133, 7809), (2603, 6399), (3699, 4503)]