253660655

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{69401}}^1$

素因数の和:69466

約数の個数: 16

約数和(自身を含む): 329798304

約数和(自身を除く): 76137649

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 69401, 347005, 1179817, 2984243, 5899085, 14921215, 50732131, 253660655]

約数ペア:

[(1, 253660655), (5, 50732131), (17, 14921215), (43, 5899085), (85, 2984243), (215, 1179817), (731, 347005), (3655, 69401)]