420516

素因数分解:

$2^2\times 3^2\times {\mathrm{11681}}^1$

素因数の和:11691

約数の個数: 18

約数和(自身を含む): 1063062

約数和(自身を除く): 642546

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 11681, 23362, 35043, 46724, 70086, 105129, 140172, 210258, 420516]

約数ペア:

[(1, 420516), (2, 210258), (3, 140172), (4, 105129), (6, 70086), (9, 46724), (12, 35043), (18, 23362), (36, 11681)]