28741625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{20903}}^1$

素因数の和:20929

約数の個数: 16

約数和(自身を含む): 39132288

約数和(自身を除く): 10390663

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 20903, 104515, 229933, 522575, 1149665, 2612875, 5748325, 28741625]

約数ペア:

[(1, 28741625), (5, 5748325), (11, 2612875), (25, 1149665), (55, 522575), (125, 229933), (275, 104515), (1375, 20903)]