42489909

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 82162080

約数和(自身を除く): 39672171

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 49, 57, 63, 77, 99, 133, 147, 171, 209, 231, 399, 441, 461, 539, 627, 693, 931, 1197, 1383, 1463, 1617, 1881, 2793, 3227, 4149, 4389, 4851, 5071, 8379, 8759, 9681, 10241, 13167, 15213, 22589, 26277, 29043, 30723, 35497, 45639, 61313, 67767, 78831, 92169, 96349, 106491, 183939, 203301, 248479, 289047, 319473, 429191, 551817, 674443, 745437, 867141, 1287573, 2023329, 2236311, 3862719, 4721101, 6069987, 14163303, 42489909]

約数ペア:

[(1, 42489909), (3, 14163303), (7, 6069987), (9, 4721101), (11, 3862719), (19, 2236311), (21, 2023329), (33, 1287573), (49, 867141), (57, 745437), (63, 674443), (77, 551817), (99, 429191), (133, 319473), (147, 289047), (171, 248479), (209, 203301), (231, 183939), (399, 106491), (441, 96349), (461, 92169), (539, 78831), (627, 67767), (693, 61313), (931, 45639), (1197, 35497), (1383, 30723), (1463, 29043), (1617, 26277), (1881, 22589), (2793, 15213), (3227, 13167), (4149, 10241), (4389, 9681), (4851, 8759), (5071, 8379)]