215388745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{301243}}^1$

素因数の和:301272

約数の個数: 16

約数和(自身を含む): 303653952

約数和(自身を除く): 88265207

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 301243, 1506215, 3313673, 3916159, 16568365, 19580795, 43077749, 215388745]

約数ペア:

[(1, 215388745), (5, 43077749), (11, 19580795), (13, 16568365), (55, 3916159), (65, 3313673), (143, 1506215), (715, 301243)]