994590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:313

約数の個数: 48

約数和(自身を含む): 2656368

約数和(自身を除く): 1661778

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 257, 258, 387, 430, 514, 645, 771, 774, 1285, 1290, 1542, 1935, 2313, 2570, 3855, 3870, 4626, 7710, 11051, 11565, 22102, 23130, 33153, 55255, 66306, 99459, 110510, 165765, 198918, 331530, 497295, 994590]

約数ペア:

[(1, 994590), (2, 497295), (3, 331530), (5, 198918), (6, 165765), (9, 110510), (10, 99459), (15, 66306), (18, 55255), (30, 33153), (43, 23130), (45, 22102), (86, 11565), (90, 11051), (129, 7710), (215, 4626), (257, 3870), (258, 3855), (387, 2570), (430, 2313), (514, 1935), (645, 1542), (771, 1290), (774, 1285)]