172742427

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1699}}^1$

素因数の和:1808

約数の個数: 48

約数和(自身を含む): 297024000

約数和(自身を除く): 124281573

約数列:

[1, 3, 9, 11, 13, 33, 39, 79, 99, 117, 143, 237, 429, 711, 869, 1027, 1287, 1699, 2607, 3081, 5097, 7821, 9243, 11297, 15291, 18689, 22087, 33891, 56067, 66261, 101673, 134221, 168201, 198783, 242957, 402663, 728871, 1207989, 1476431, 1744873, 2186613, 4429293, 5234619, 13287879, 15703857, 19193603, 57580809, 172742427]

約数ペア:

[(1, 172742427), (3, 57580809), (9, 19193603), (11, 15703857), (13, 13287879), (33, 5234619), (39, 4429293), (79, 2186613), (99, 1744873), (117, 1476431), (143, 1207989), (237, 728871), (429, 402663), (711, 242957), (869, 198783), (1027, 168201), (1287, 134221), (1699, 101673), (2607, 66261), (3081, 56067), (5097, 33891), (7821, 22087), (9243, 18689), (11297, 15291)]