289375581

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 477259776

約数和(自身を除く): 187884195

約数列:

[1, 3, 11, 17, 23, 33, 41, 51, 69, 123, 187, 253, 391, 451, 547, 561, 697, 759, 943, 1173, 1353, 1641, 2091, 2829, 4301, 6017, 7667, 9299, 10373, 12581, 12903, 16031, 18051, 22427, 23001, 27897, 31119, 37743, 48093, 67281, 102289, 138391, 176341, 213877, 246697, 306867, 381259, 415173, 515821, 529023, 641631, 740091, 1143777, 1547463, 2352647, 4193849, 5674031, 7057941, 8768957, 12581547, 17022093, 26306871, 96458527, 289375581]

約数ペア:

[(1, 289375581), (3, 96458527), (11, 26306871), (17, 17022093), (23, 12581547), (33, 8768957), (41, 7057941), (51, 5674031), (69, 4193849), (123, 2352647), (187, 1547463), (253, 1143777), (391, 740091), (451, 641631), (547, 529023), (561, 515821), (697, 415173), (759, 381259), (943, 306867), (1173, 246697), (1353, 213877), (1641, 176341), (2091, 138391), (2829, 102289), (4301, 67281), (6017, 48093), (7667, 37743), (9299, 31119), (10373, 27897), (12581, 23001), (12903, 22427), (16031, 18051)]