1917441

素因数分解:

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

素因数の和:245

約数の個数: 24

約数和(自身を含む): 2957760

約数和(自身を除く): 1040319

約数列:

[1, 3, 9, 23, 59, 69, 157, 177, 207, 471, 531, 1357, 1413, 3611, 4071, 9263, 10833, 12213, 27789, 32499, 83367, 213049, 639147, 1917441]

約数ペア:

[(1, 1917441), (3, 639147), (9, 213049), (23, 83367), (59, 32499), (69, 27789), (157, 12213), (177, 10833), (207, 9263), (471, 4071), (531, 3611), (1357, 1413)]