65961819

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 126977760

約数和(自身を除く): 61015941

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 121, 153, 187, 231, 357, 363, 509, 561, 693, 847, 1071, 1089, 1309, 1527, 1683, 2057, 2541, 3563, 3927, 4581, 5599, 6171, 7623, 8653, 10689, 11781, 14399, 16797, 18513, 25959, 32067, 39193, 43197, 50391, 60571, 61589, 77877, 95183, 117579, 129591, 181713, 184767, 285549, 352737, 431123, 545139, 554301, 666281, 856647, 1047013, 1293369, 1998843, 3141039, 3880107, 5996529, 7329091, 9423117, 21987273, 65961819]

約数ペア:

[(1, 65961819), (3, 21987273), (7, 9423117), (9, 7329091), (11, 5996529), (17, 3880107), (21, 3141039), (33, 1998843), (51, 1293369), (63, 1047013), (77, 856647), (99, 666281), (119, 554301), (121, 545139), (153, 431123), (187, 352737), (231, 285549), (357, 184767), (363, 181713), (509, 129591), (561, 117579), (693, 95183), (847, 77877), (1071, 61589), (1089, 60571), (1309, 50391), (1527, 43197), (1683, 39193), (2057, 32067), (2541, 25959), (3563, 18513), (3927, 16797), (4581, 14399), (5599, 11781), (6171, 10689), (7623, 8653)]