1261897029

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{2749231}}^1$

素因数の和:2749257

約数の個数: 16

約数和(自身を含む): 1979447040

約数和(自身を除く): 717550011

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 2749231, 8247693, 24743079, 46736927, 74229237, 140210781, 420632343, 1261897029]

約数ペア:

[(1, 1261897029), (3, 420632343), (9, 140210781), (17, 74229237), (27, 46736927), (51, 24743079), (153, 8247693), (459, 2749231)]