139560021

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{39659}}^1$

素因数の和:39705

約数の個数: 24

約数和(自身を含む): 222730560

約数和(自身を除く): 83170539

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 39659, 118977, 356931, 674203, 912157, 2022609, 2736471, 6067827, 8209413, 15506669, 46520007, 139560021]

約数ペア:

[(1, 139560021), (3, 46520007), (9, 15506669), (17, 8209413), (23, 6067827), (51, 2736471), (69, 2022609), (153, 912157), (207, 674203), (391, 356931), (1173, 118977), (3519, 39659)]