28914875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1237}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 41715648

約数和(自身を除く): 12800773

約数列:

[1, 5, 11, 17, 25, 55, 85, 125, 187, 275, 425, 935, 1237, 1375, 2125, 4675, 6185, 13607, 21029, 23375, 30925, 68035, 105145, 154625, 231319, 340175, 525725, 1156595, 1700875, 2628625, 5782975, 28914875]

約数ペア:

[(1, 28914875), (5, 5782975), (11, 2628625), (17, 1700875), (25, 1156595), (55, 525725), (85, 340175), (125, 231319), (187, 154625), (275, 105145), (425, 68035), (935, 30925), (1237, 23375), (1375, 21029), (2125, 13607), (4675, 6185)]