16781330223

素因数分解:

$3^3\times 7^3\times {\mathrm{31}}^1\times {\mathrm{58453}}^1$

素因数の和:58514

約数の個数: 64

約数和(自身を含む): 29928448000

約数和(自身を除く): 13147117777

約数列:

[1, 3, 7, 9, 21, 27, 31, 49, 63, 93, 147, 189, 217, 279, 343, 441, 651, 837, 1029, 1323, 1519, 1953, 3087, 4557, 5859, 9261, 10633, 13671, 31899, 41013, 58453, 95697, 175359, 287091, 409171, 526077, 1227513, 1578231, 1812043, 2864197, 3682539, 5436129, 8592591, 11047617, 12684301, 16308387, 20049379, 25777773, 38052903, 48925161, 60148137, 77333319, 88790107, 114158709, 180444411, 266370321, 342476127, 541333233, 621530749, 799110963, 1864592247, 2397332889, 5593776741, 16781330223]

約数ペア:

[(1, 16781330223), (3, 5593776741), (7, 2397332889), (9, 1864592247), (21, 799110963), (27, 621530749), (31, 541333233), (49, 342476127), (63, 266370321), (93, 180444411), (147, 114158709), (189, 88790107), (217, 77333319), (279, 60148137), (343, 48925161), (441, 38052903), (651, 25777773), (837, 20049379), (1029, 16308387), (1323, 12684301), (1519, 11047617), (1953, 8592591), (3087, 5436129), (4557, 3682539), (5859, 2864197), (9261, 1812043), (10633, 1578231), (13671, 1227513), (31899, 526077), (41013, 409171), (58453, 287091), (95697, 175359)]