13307916321

素因数分解:

$3^2\times 7^2\times {\mathrm{30176681}}^1$

素因数の和:30176701

約数の個数: 18

約数和(自身を含む): 22360921362

約数和(自身を除く): 9053005041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 30176681, 90530043, 211236767, 271590129, 633710301, 1478657369, 1901130903, 4435972107, 13307916321]

約数ペア:

[(1, 13307916321), (3, 4435972107), (7, 1901130903), (9, 1478657369), (21, 633710301), (49, 271590129), (63, 211236767), (147, 90530043), (441, 30176681)]