221465356

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{1117}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 454033216

約数和(自身を除く): 232567860

約数列:

[1, 2, 4, 7, 14, 28, 73, 97, 146, 194, 292, 388, 511, 679, 1022, 1117, 1358, 2044, 2234, 2716, 4468, 7081, 7819, 14162, 15638, 28324, 31276, 49567, 81541, 99134, 108349, 163082, 198268, 216698, 326164, 433396, 570787, 758443, 1141574, 1516886, 2283148, 3033772, 7909477, 15818954, 31637908, 55366339, 110732678, 221465356]

約数ペア:

[(1, 221465356), (2, 110732678), (4, 55366339), (7, 31637908), (14, 15818954), (28, 7909477), (73, 3033772), (97, 2283148), (146, 1516886), (194, 1141574), (292, 758443), (388, 570787), (511, 433396), (679, 326164), (1022, 216698), (1117, 198268), (1358, 163082), (2044, 108349), (2234, 99134), (2716, 81541), (4468, 49567), (7081, 31276), (7819, 28324), (14162, 15638)]