28088365

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 37319040

約数和(自身を除く): 9230675

約数列:

[1, 5, 19, 37, 61, 95, 131, 185, 305, 655, 703, 1159, 2257, 2489, 3515, 4847, 5795, 7991, 11285, 12445, 24235, 39955, 42883, 92093, 151829, 214415, 295667, 460465, 759145, 1478335, 5617673, 28088365]

約数ペア:

[(1, 28088365), (5, 5617673), (19, 1478335), (37, 759145), (61, 460465), (95, 295667), (131, 214415), (185, 151829), (305, 92093), (655, 42883), (703, 39955), (1159, 24235), (2257, 12445), (2489, 11285), (3515, 7991), (4847, 5795)]