161704191

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 251637120

約数和(自身を除く): 89932929

約数列:

[1, 3, 11, 23, 33, 59, 69, 157, 177, 253, 471, 529, 649, 759, 1357, 1587, 1727, 1947, 3611, 4071, 5181, 5819, 9263, 10833, 14927, 17457, 27789, 31211, 39721, 44781, 83053, 93633, 101893, 119163, 213049, 249159, 305679, 343321, 639147, 913583, 1029963, 2343539, 2740749, 4900127, 7030617, 14700381, 53901397, 161704191]

約数ペア:

[(1, 161704191), (3, 53901397), (11, 14700381), (23, 7030617), (33, 4900127), (59, 2740749), (69, 2343539), (157, 1029963), (177, 913583), (253, 639147), (471, 343321), (529, 305679), (649, 249159), (759, 213049), (1357, 119163), (1587, 101893), (1727, 93633), (1947, 83053), (3611, 44781), (4071, 39721), (5181, 31211), (5819, 27789), (9263, 17457), (10833, 14927)]