220154795

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{14731}}^1$

素因数の和:14811

約数の個数: 24

約数和(自身を含む): 312377328

約数和(自身を除く): 92222533

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 14731, 14945, 73655, 103117, 515585, 721819, 898591, 3609095, 4492955, 6290137, 31450685, 44030959, 220154795]

約数ペア:

[(1, 220154795), (5, 44030959), (7, 31450685), (35, 6290137), (49, 4492955), (61, 3609095), (245, 898591), (305, 721819), (427, 515585), (2135, 103117), (2989, 73655), (14731, 14945)]