664240031

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61339}}^1$

素因数の和:61383

約数の個数: 24

約数和(自身を含む): 881087760

約数和(自身を除く): 216847729

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 10829, 61339, 429373, 797407, 1042763, 3005611, 5581849, 7299341, 13555919, 39072943, 51095387, 94891433, 664240031]

約数ペア:

[(1, 664240031), (7, 94891433), (13, 51095387), (17, 39072943), (49, 13555919), (91, 7299341), (119, 5581849), (221, 3005611), (637, 1042763), (833, 797407), (1547, 429373), (10829, 61339)]