740898081

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{937}}^1$

素因数の和:1131

約数の個数: 72

約数和(自身を含む): 1367874144

約数和(自身を除く): 626976063

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 163, 231, 441, 489, 539, 693, 937, 1141, 1467, 1617, 1793, 2811, 3423, 4851, 5379, 6559, 7987, 8433, 10269, 10307, 12551, 16137, 19677, 23961, 30921, 37653, 45913, 59031, 71883, 72149, 87857, 92763, 112959, 137739, 152731, 216447, 263571, 413217, 458193, 505043, 649341, 790713, 1069117, 1374579, 1515129, 1680041, 3207351, 4545387, 5040123, 7483819, 9622053, 11760287, 15120369, 22451457, 35280861, 67354371, 82322009, 105842583, 246966027, 740898081]

約数ペア:

[(1, 740898081), (3, 246966027), (7, 105842583), (9, 82322009), (11, 67354371), (21, 35280861), (33, 22451457), (49, 15120369), (63, 11760287), (77, 9622053), (99, 7483819), (147, 5040123), (163, 4545387), (231, 3207351), (441, 1680041), (489, 1515129), (539, 1374579), (693, 1069117), (937, 790713), (1141, 649341), (1467, 505043), (1617, 458193), (1793, 413217), (2811, 263571), (3423, 216447), (4851, 152731), (5379, 137739), (6559, 112959), (7987, 92763), (8433, 87857), (10269, 72149), (10307, 71883), (12551, 59031), (16137, 45913), (19677, 37653), (23961, 30921)]