128568345

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23743}}^1$

素因数の和:23789

約数の個数: 24

約数和(自身を含む): 217115136

約数和(自身を除く): 88546791

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 361, 1083, 1805, 5415, 23743, 71229, 118715, 356145, 451117, 1353351, 2255585, 6766755, 8571223, 25713669, 42856115, 128568345]

約数ペア:

[(1, 128568345), (3, 42856115), (5, 25713669), (15, 8571223), (19, 6766755), (57, 2255585), (95, 1353351), (285, 451117), (361, 356145), (1083, 118715), (1805, 71229), (5415, 23743)]