253405827

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{14029}}^1$

素因数の和:14264

約数の個数: 20

約数和(自身を含む): 380269120

約数和(自身を除く): 126863293

約数列:

[1, 3, 9, 27, 81, 223, 669, 2007, 6021, 14029, 18063, 42087, 126261, 378783, 1136349, 3128467, 9385401, 28156203, 84468609, 253405827]

約数ペア:

[(1, 253405827), (3, 84468609), (9, 28156203), (27, 9385401), (81, 3128467), (223, 1136349), (669, 378783), (2007, 126261), (6021, 42087), (14029, 18063)]