2440809

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 4447872

約数和(自身を除く): 2007063

約数列:

[1, 3, 7, 9, 17, 21, 43, 51, 53, 63, 119, 129, 153, 159, 301, 357, 371, 387, 477, 731, 901, 903, 1071, 1113, 2193, 2279, 2703, 2709, 3339, 5117, 6307, 6579, 6837, 8109, 15351, 15953, 18921, 20511, 38743, 46053, 47859, 56763, 116229, 143577, 271201, 348687, 813603, 2440809]

約数ペア:

[(1, 2440809), (3, 813603), (7, 348687), (9, 271201), (17, 143577), (21, 116229), (43, 56763), (51, 47859), (53, 46053), (63, 38743), (119, 20511), (129, 18921), (153, 15953), (159, 15351), (301, 8109), (357, 6837), (371, 6579), (387, 6307), (477, 5117), (731, 3339), (901, 2709), (903, 2703), (1071, 2279), (1113, 2193)]