217474803

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{2027}}^1$

素因数の和:2184

約数の個数: 48

約数和(自身を含む): 389765376

約数和(自身を除く): 172290573

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 131, 273, 393, 819, 917, 1179, 1703, 2027, 2751, 5109, 6081, 8253, 11921, 14189, 15327, 18243, 26351, 35763, 42567, 79053, 107289, 127701, 184457, 237159, 265537, 553371, 796611, 1660113, 1858759, 2389833, 3451981, 5576277, 10355943, 16728831, 24163867, 31067829, 72491601, 217474803]

約数ペア:

[(1, 217474803), (3, 72491601), (7, 31067829), (9, 24163867), (13, 16728831), (21, 10355943), (39, 5576277), (63, 3451981), (91, 2389833), (117, 1858759), (131, 1660113), (273, 796611), (393, 553371), (819, 265537), (917, 237159), (1179, 184457), (1703, 127701), (2027, 107289), (2751, 79053), (5109, 42567), (6081, 35763), (8253, 26351), (11921, 18243), (14189, 15327)]