149542407

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{461}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 261381120

約数和(自身を除く): 111838713

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 271, 399, 461, 813, 1197, 1383, 1897, 2439, 3227, 4149, 5149, 5691, 8759, 9681, 15447, 17073, 26277, 29043, 36043, 46341, 61313, 78831, 108129, 124931, 183939, 324387, 374793, 551817, 874517, 1124379, 2373689, 2623551, 7121067, 7870653, 16615823, 21363201, 49847469, 149542407]

約数ペア:

[(1, 149542407), (3, 49847469), (7, 21363201), (9, 16615823), (19, 7870653), (21, 7121067), (57, 2623551), (63, 2373689), (133, 1124379), (171, 874517), (271, 551817), (399, 374793), (461, 324387), (813, 183939), (1197, 124931), (1383, 108129), (1897, 78831), (2439, 61313), (3227, 46341), (4149, 36043), (5149, 29043), (5691, 26277), (8759, 17073), (9681, 15447)]