13305569319

素因数分解:

$3^2\times 7^2\times {\mathrm{30171359}}^1$

素因数の和:30171379

約数の個数: 18

約数和(自身を含む): 22356977760

約数和(自身を除く): 9051408441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 30171359, 90514077, 211199513, 271542231, 633598539, 1478396591, 1900795617, 4435189773, 13305569319]

約数ペア:

[(1, 13305569319), (3, 4435189773), (7, 1900795617), (9, 1478396591), (21, 633598539), (49, 271542231), (63, 211199513), (147, 90514077), (441, 30171359)]