28997721103673

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{4783}}^1\times {\mathrm{187507}}^1$

素因数の和:192477

約数の個数: 32

約数和(自身を含む): 34446269644800

約数和(自身を除く): 5448548541127

約数列:

[1, 7, 31, 149, 217, 1043, 4619, 4783, 32333, 33481, 148273, 187507, 712667, 1037911, 1312549, 4988669, 5812717, 22092677, 27938543, 40689019, 154648739, 195569801, 866094833, 896845981, 6062663831, 6277921867, 27802225411, 133630051169, 194615577877, 935410358183, 4142531586239, 28997721103673]

約数ペア:

[(1, 28997721103673), (7, 4142531586239), (31, 935410358183), (149, 194615577877), (217, 133630051169), (1043, 27802225411), (4619, 6277921867), (4783, 6062663831), (32333, 896845981), (33481, 866094833), (148273, 195569801), (187507, 154648739), (712667, 40689019), (1037911, 27938543), (1312549, 22092677), (4988669, 5812717)]