161809299

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{1049}}^1$

素因数の和:1284

約数の個数: 32

約数和(自身を含む): 249480000

約数和(自身を除く): 87670701

約数列:

[1, 3, 9, 27, 29, 87, 197, 261, 591, 783, 1049, 1773, 3147, 5319, 5713, 9441, 17139, 28323, 30421, 51417, 91263, 154251, 206653, 273789, 619959, 821367, 1859877, 5579631, 5992937, 17978811, 53936433, 161809299]

約数ペア:

[(1, 161809299), (3, 53936433), (9, 17978811), (27, 5992937), (29, 5579631), (87, 1859877), (197, 821367), (261, 619959), (591, 273789), (783, 206653), (1049, 154251), (1773, 91263), (3147, 51417), (5319, 30421), (5713, 28323), (9441, 17139)]