161220044

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{12413}}^1$

素因数の和:12625

約数の個数: 24

約数和(自身を含む): 300319488

約数和(自身を除く): 139099444

約数列:

[1, 2, 4, 17, 34, 68, 191, 382, 764, 3247, 6494, 12413, 12988, 24826, 49652, 211021, 422042, 844084, 2370883, 4741766, 9483532, 40305011, 80610022, 161220044]

約数ペア:

[(1, 161220044), (2, 80610022), (4, 40305011), (17, 9483532), (34, 4741766), (68, 2370883), (191, 844084), (382, 422042), (764, 211021), (3247, 49652), (6494, 24826), (12413, 12988)]