1089116

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 2206176

約数和(自身を除く): 1117060

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 401, 679, 802, 1358, 1604, 2716, 2807, 5614, 11228, 38897, 77794, 155588, 272279, 544558, 1089116]

約数ペア:

[(1, 1089116), (2, 544558), (4, 272279), (7, 155588), (14, 77794), (28, 38897), (97, 11228), (194, 5614), (388, 2807), (401, 2716), (679, 1604), (802, 1358)]