213538875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{51767}}^1$

素因数の和:51796

約数の個数: 32

約数和(自身を含む): 387638784

約数和(自身を除く): 174099909

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 51767, 155301, 258835, 569437, 776505, 1294175, 1708311, 2847185, 3882525, 6470875, 8541555, 14235925, 19412625, 42707775, 71179625, 213538875]

約数ペア:

[(1, 213538875), (3, 71179625), (5, 42707775), (11, 19412625), (15, 14235925), (25, 8541555), (33, 6470875), (55, 3882525), (75, 2847185), (125, 1708311), (165, 1294175), (275, 776505), (375, 569437), (825, 258835), (1375, 155301), (4125, 51767)]