66066819

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 116981760

約数和(自身を除く): 50914941

約数列:

[1, 3, 7, 13, 19, 21, 39, 47, 57, 91, 133, 141, 247, 271, 273, 329, 399, 611, 741, 813, 893, 987, 1729, 1833, 1897, 2679, 3523, 4277, 5149, 5187, 5691, 6251, 10569, 11609, 12737, 12831, 15447, 18753, 24661, 34827, 36043, 38211, 66937, 73983, 81263, 89159, 108129, 165581, 200811, 242003, 243789, 267477, 468559, 496743, 726009, 1159067, 1405677, 1694021, 3146039, 3477201, 5082063, 9438117, 22022273, 66066819]

約数ペア:

[(1, 66066819), (3, 22022273), (7, 9438117), (13, 5082063), (19, 3477201), (21, 3146039), (39, 1694021), (47, 1405677), (57, 1159067), (91, 726009), (133, 496743), (141, 468559), (247, 267477), (271, 243789), (273, 242003), (329, 200811), (399, 165581), (611, 108129), (741, 89159), (813, 81263), (893, 73983), (987, 66937), (1729, 38211), (1833, 36043), (1897, 34827), (2679, 24661), (3523, 18753), (4277, 15447), (5149, 12831), (5187, 12737), (5691, 11609), (6251, 10569)]