1279458369

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{398213}}^1$

素因数の和:398246

約数の個数: 32

約数和(自身を含む): 2293712640

約数和(自身を除く): 1014254271

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 398213, 1194639, 2787491, 3583917, 6769621, 8362473, 10751751, 20308863, 25087419, 47387347, 60926589, 75262257, 142162041, 182779767, 426486123, 1279458369]

約数ペア:

[(1, 1279458369), (3, 426486123), (7, 182779767), (9, 142162041), (17, 75262257), (21, 60926589), (27, 47387347), (51, 25087419), (63, 20308863), (119, 10751751), (153, 8362473), (189, 6769621), (357, 3583917), (459, 2787491), (1071, 1194639), (3213, 398213)]