144425281

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{647}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 195084288

約数和(自身を除く): 50659007

約数列:

[1, 7, 11, 13, 77, 91, 143, 223, 647, 1001, 1561, 2453, 2899, 4529, 7117, 8411, 17171, 20293, 31889, 49819, 58877, 92521, 144281, 223223, 647647, 1009967, 1587091, 1875653, 11109637, 13129571, 20632183, 144425281]

約数ペア:

[(1, 144425281), (7, 20632183), (11, 13129571), (13, 11109637), (77, 1875653), (91, 1587091), (143, 1009967), (223, 647647), (647, 223223), (1001, 144281), (1561, 92521), (2453, 58877), (2899, 49819), (4529, 31889), (7117, 20293), (8411, 17171)]