78427539

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1699}}^1$

素因数の和:1951

約数の個数: 24

約数和(自身を含む): 118809600

約数和(自身を除く): 40382061

約数列:

[1, 3, 9, 23, 69, 207, 223, 669, 1699, 2007, 5097, 5129, 15291, 15387, 39077, 46161, 117231, 351693, 378877, 1136631, 3409893, 8714171, 26142513, 78427539]

約数ペア:

[(1, 78427539), (3, 26142513), (9, 8714171), (23, 3409893), (69, 1136631), (207, 378877), (223, 351693), (669, 117231), (1699, 46161), (2007, 39077), (5097, 15387), (5129, 15291)]