72517257

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{3181}}^1$

素因数の和:3353

約数の個数: 24

約数和(自身を含む): 111688200

約数和(自身を除く): 39170943

約数列:

[1, 3, 9, 17, 51, 149, 153, 447, 1341, 2533, 3181, 7599, 9543, 22797, 28629, 54077, 162231, 473969, 486693, 1421907, 4265721, 8057473, 24172419, 72517257]

約数ペア:

[(1, 72517257), (3, 24172419), (9, 8057473), (17, 4265721), (51, 1421907), (149, 486693), (153, 473969), (447, 162231), (1341, 54077), (2533, 28629), (3181, 22797), (7599, 9543)]