83993889

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 152668800

約数和(自身を除く): 68674911

約数列:

[1, 3, 7, 17, 19, 21, 29, 49, 51, 57, 61, 87, 119, 133, 147, 183, 203, 323, 357, 399, 427, 493, 551, 609, 833, 931, 969, 1037, 1159, 1281, 1421, 1479, 1653, 1769, 2261, 2499, 2793, 2989, 3111, 3451, 3477, 3857, 4263, 5307, 6783, 7259, 8113, 8967, 9367, 10353, 11571, 12383, 15827, 19703, 21777, 24157, 24339, 26999, 28101, 30073, 33611, 37149, 47481, 50813, 56791, 59109, 65569, 72471, 80997, 86681, 90219, 100833, 137921, 152439, 170373, 196707, 210511, 235277, 260043, 413763, 458983, 571387, 631533, 705831, 965447, 1376949, 1473577, 1646939, 1714161, 2896341, 3999709, 4420731, 4940817, 11999127, 27997963, 83993889]

約数ペア:

[(1, 83993889), (3, 27997963), (7, 11999127), (17, 4940817), (19, 4420731), (21, 3999709), (29, 2896341), (49, 1714161), (51, 1646939), (57, 1473577), (61, 1376949), (87, 965447), (119, 705831), (133, 631533), (147, 571387), (183, 458983), (203, 413763), (323, 260043), (357, 235277), (399, 210511), (427, 196707), (493, 170373), (551, 152439), (609, 137921), (833, 100833), (931, 90219), (969, 86681), (1037, 80997), (1159, 72471), (1281, 65569), (1421, 59109), (1479, 56791), (1653, 50813), (1769, 47481), (2261, 37149), (2499, 33611), (2793, 30073), (2989, 28101), (3111, 26999), (3451, 24339), (3477, 24157), (3857, 21777), (4263, 19703), (5307, 15827), (6783, 12383), (7259, 11571), (8113, 10353), (8967, 9367)]