219672145

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2203}}^1$

素因数の和:2270

約数の個数: 48

約数和(自身を含む): 343718208

約数和(自身を除く): 124046063

約数列:

[1, 5, 7, 11, 35, 37, 49, 55, 77, 185, 245, 259, 385, 407, 539, 1295, 1813, 2035, 2203, 2695, 2849, 9065, 11015, 14245, 15421, 19943, 24233, 77105, 81511, 99715, 107947, 121165, 169631, 407555, 539735, 570577, 848155, 896621, 1187417, 2852885, 3994039, 4483105, 5937085, 6276347, 19970195, 31381735, 43934429, 219672145]

約数ペア:

[(1, 219672145), (5, 43934429), (7, 31381735), (11, 19970195), (35, 6276347), (37, 5937085), (49, 4483105), (55, 3994039), (77, 2852885), (185, 1187417), (245, 896621), (259, 848155), (385, 570577), (407, 539735), (539, 407555), (1295, 169631), (1813, 121165), (2035, 107947), (2203, 99715), (2695, 81511), (2849, 77105), (9065, 24233), (11015, 19943), (14245, 15421)]