61684857

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31013}}^1$

素因数の和:31049

約数の個数: 24

約数和(自身を含む): 101601864

約数和(自身を除く): 39917007

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 31013, 93039, 279117, 403169, 527221, 1209507, 1581663, 3628521, 4744989, 6853873, 20561619, 61684857]

約数ペア:

[(1, 61684857), (3, 20561619), (9, 6853873), (13, 4744989), (17, 3628521), (39, 1581663), (51, 1209507), (117, 527221), (153, 403169), (221, 279117), (663, 93039), (1989, 31013)]