121199589

素因数分解:

$3^2\times 7^2\times {\mathrm{274829}}^1$

素因数の和:274849

約数の個数: 18

約数和(自身を含む): 203649030

約数和(自身を除く): 82449441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 274829, 824487, 1923803, 2473461, 5771409, 13466621, 17314227, 40399863, 121199589]

約数ペア:

[(1, 121199589), (3, 40399863), (7, 17314227), (9, 13466621), (21, 5771409), (49, 2473461), (63, 1923803), (147, 824487), (441, 274829)]