261008643

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{827}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 430427520

約数和(自身を除く): 169418877

約数列:

[1, 3, 7, 19, 21, 49, 57, 113, 133, 147, 339, 399, 791, 827, 931, 2147, 2373, 2481, 2793, 5537, 5789, 6441, 15029, 15713, 16611, 17367, 40523, 45087, 47139, 93451, 105203, 109991, 121569, 280353, 315609, 329973, 654157, 769937, 1775569, 1962471, 2309811, 4579099, 5326707, 12428983, 13737297, 37286949, 87002881, 261008643]

約数ペア:

[(1, 261008643), (3, 87002881), (7, 37286949), (19, 13737297), (21, 12428983), (49, 5326707), (57, 4579099), (113, 2309811), (133, 1962471), (147, 1775569), (339, 769937), (399, 654157), (791, 329973), (827, 315609), (931, 280353), (2147, 121569), (2373, 109991), (2481, 105203), (2793, 93451), (5537, 47139), (5789, 45087), (6441, 40523), (15029, 17367), (15713, 16611)]