220194807

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{5347}}^1$

素因数の和:5447

約数の個数: 32

約数和(自身を含む): 351171072

約数和(自身を除く): 130976265

約数列:

[1, 3, 7, 21, 37, 53, 111, 159, 259, 371, 777, 1113, 1961, 5347, 5883, 13727, 16041, 37429, 41181, 112287, 197839, 283391, 593517, 850173, 1384873, 1983737, 4154619, 5951211, 10485467, 31456401, 73398269, 220194807]

約数ペア:

[(1, 220194807), (3, 73398269), (7, 31456401), (21, 10485467), (37, 5951211), (53, 4154619), (111, 1983737), (159, 1384873), (259, 850173), (371, 593517), (777, 283391), (1113, 197839), (1961, 112287), (5347, 41181), (5883, 37429), (13727, 16041)]