51208335

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:505

約数の個数: 64

約数和(自身を含む): 98444160

約数和(自身を除く): 47235825

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 53, 85, 135, 153, 159, 255, 265, 421, 459, 477, 765, 795, 901, 1263, 1431, 2105, 2295, 2385, 2703, 3789, 4505, 6315, 7155, 7157, 8109, 11367, 13515, 18945, 21471, 22313, 24327, 35785, 40545, 56835, 64413, 66939, 107355, 111565, 121635, 193239, 200817, 322065, 334695, 379321, 602451, 966195, 1004085, 1137963, 1896605, 3012255, 3413889, 5689815, 10241667, 17069445, 51208335]

約数ペア:

[(1, 51208335), (3, 17069445), (5, 10241667), (9, 5689815), (15, 3413889), (17, 3012255), (27, 1896605), (45, 1137963), (51, 1004085), (53, 966195), (85, 602451), (135, 379321), (153, 334695), (159, 322065), (255, 200817), (265, 193239), (421, 121635), (459, 111565), (477, 107355), (765, 66939), (795, 64413), (901, 56835), (1263, 40545), (1431, 35785), (2105, 24327), (2295, 22313), (2385, 21471), (2703, 18945), (3789, 13515), (4505, 11367), (6315, 8109), (7155, 7157)]