39942693

素因数分解:

$3^3\times 7^3\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 72960000

約数和(自身を除く): 33017307

約数列:

[1, 3, 7, 9, 19, 21, 27, 49, 57, 63, 133, 147, 171, 189, 227, 343, 399, 441, 513, 681, 931, 1029, 1197, 1323, 1589, 2043, 2793, 3087, 3591, 4313, 4767, 6129, 6517, 8379, 9261, 11123, 12939, 14301, 19551, 25137, 30191, 33369, 38817, 42903, 58653, 77861, 90573, 100107, 116451, 175959, 211337, 233583, 271719, 300321, 634011, 700749, 815157, 1479359, 1902033, 2102247, 4438077, 5706099, 13314231, 39942693]

約数ペア:

[(1, 39942693), (3, 13314231), (7, 5706099), (9, 4438077), (19, 2102247), (21, 1902033), (27, 1479359), (49, 815157), (57, 700749), (63, 634011), (133, 300321), (147, 271719), (171, 233583), (189, 211337), (227, 175959), (343, 116451), (399, 100107), (441, 90573), (513, 77861), (681, 58653), (931, 42903), (1029, 38817), (1197, 33369), (1323, 30191), (1589, 25137), (2043, 19551), (2793, 14301), (3087, 12939), (3591, 11123), (4313, 9261), (4767, 8379), (6129, 6517)]