28530495

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:274

約数の個数: 96

約数和(自身を含む): 62380800

約数和(自身を除く): 33850305

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 49, 57, 63, 95, 105, 133, 135, 147, 171, 189, 227, 245, 285, 315, 399, 441, 513, 665, 681, 735, 855, 931, 945, 1135, 1197, 1323, 1589, 1995, 2043, 2205, 2565, 2793, 3405, 3591, 4313, 4655, 4767, 5985, 6129, 6615, 7945, 8379, 10215, 11123, 12939, 13965, 14301, 17955, 21565, 23835, 25137, 30191, 30645, 33369, 38817, 41895, 42903, 55615, 64695, 71505, 90573, 100107, 116451, 125685, 150955, 166845, 194085, 211337, 214515, 271719, 300321, 452865, 500535, 582255, 634011, 815157, 1056685, 1358595, 1501605, 1902033, 3170055, 4075785, 5706099, 9510165, 28530495]

約数ペア:

[(1, 28530495), (3, 9510165), (5, 5706099), (7, 4075785), (9, 3170055), (15, 1902033), (19, 1501605), (21, 1358595), (27, 1056685), (35, 815157), (45, 634011), (49, 582255), (57, 500535), (63, 452865), (95, 300321), (105, 271719), (133, 214515), (135, 211337), (147, 194085), (171, 166845), (189, 150955), (227, 125685), (245, 116451), (285, 100107), (315, 90573), (399, 71505), (441, 64695), (513, 55615), (665, 42903), (681, 41895), (735, 38817), (855, 33369), (931, 30645), (945, 30191), (1135, 25137), (1197, 23835), (1323, 21565), (1589, 17955), (1995, 14301), (2043, 13965), (2205, 12939), (2565, 11123), (2793, 10215), (3405, 8379), (3591, 7945), (4313, 6615), (4655, 6129), (4767, 5985)]