28396789

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:420

約数の個数: 16

約数和(自身を含む): 30666240

約数和(自身を除く): 2269451

約数列:

[1, 23, 47, 109, 241, 1081, 2507, 5123, 5543, 11327, 26269, 117829, 260521, 604187, 1234643, 28396789]

約数ペア:

[(1, 28396789), (23, 1234643), (47, 604187), (109, 260521), (241, 117829), (1081, 26269), (2507, 11327), (5123, 5543)]