28867789

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 31173120

約数和(自身を除く): 2305331

約数列:

[1, 29, 31, 163, 197, 899, 4727, 5053, 5713, 6107, 32111, 146537, 177103, 931219, 995441, 28867789]

約数ペア:

[(1, 28867789), (29, 995441), (31, 931219), (163, 177103), (197, 146537), (899, 32111), (4727, 6107), (5053, 5713)]