551450979

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 846406080

約数和(自身を除く): 294955101

約数列:

[1, 3, 9, 29, 73, 87, 103, 219, 261, 281, 309, 657, 843, 927, 2117, 2529, 2987, 6351, 7519, 8149, 8961, 19053, 20513, 22557, 24447, 26883, 28943, 61539, 67671, 73341, 86829, 184617, 218051, 260487, 594877, 654153, 839347, 1784631, 1962459, 2112839, 2518041, 5353893, 6338517, 7554123, 19015551, 61272331, 183816993, 551450979]

約数ペア:

[(1, 551450979), (3, 183816993), (9, 61272331), (29, 19015551), (73, 7554123), (87, 6338517), (103, 5353893), (219, 2518041), (261, 2112839), (281, 1962459), (309, 1784631), (657, 839347), (843, 654153), (927, 594877), (2117, 260487), (2529, 218051), (2987, 184617), (6351, 86829), (7519, 73341), (8149, 67671), (8961, 61539), (19053, 28943), (20513, 26883), (22557, 24447)]