2743965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 5630976

約数和(自身を除く): 2887011

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 281, 315, 465, 651, 843, 1085, 1395, 1405, 1953, 1967, 2529, 3255, 4215, 5901, 8711, 9765, 9835, 12645, 17703, 26133, 29505, 43555, 60977, 78399, 88515, 130665, 182931, 304885, 391995, 548793, 914655, 2743965]

約数ペア:

[(1, 2743965), (3, 914655), (5, 548793), (7, 391995), (9, 304885), (15, 182931), (21, 130665), (31, 88515), (35, 78399), (45, 60977), (63, 43555), (93, 29505), (105, 26133), (155, 17703), (217, 12645), (279, 9835), (281, 9765), (315, 8711), (465, 5901), (651, 4215), (843, 3255), (1085, 2529), (1395, 1967), (1405, 1953)]