3198156725

素因数分解:

$5^2\times {\mathrm{157}}^1\times {\mathrm{571}}^1\times {\mathrm{1427}}^1$

素因数の和:2165

約数の個数: 24

約数和(自身を含む): 4000764768

約数和(自身を除く): 802608043

約数列:

[1, 5, 25, 157, 571, 785, 1427, 2855, 3925, 7135, 14275, 35675, 89647, 224039, 448235, 814817, 1120195, 2241175, 4074085, 5600975, 20370425, 127926269, 639631345, 3198156725]

約数ペア:

[(1, 3198156725), (5, 639631345), (25, 127926269), (157, 20370425), (571, 5600975), (785, 4074085), (1427, 2241175), (2855, 1120195), (3925, 814817), (7135, 448235), (14275, 224039), (35675, 89647)]