265329813

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{4463}}^1$

素因数の和:4641

約数の個数: 32

約数和(自身を含む): 428544000

約数和(自身を除く): 163214187

約数列:

[1, 3, 7, 19, 21, 57, 133, 149, 399, 447, 1043, 2831, 3129, 4463, 8493, 13389, 19817, 31241, 59451, 84797, 93723, 254391, 593579, 664987, 1780737, 1994961, 4654909, 12634753, 13964727, 37904259, 88443271, 265329813]

約数ペア:

[(1, 265329813), (3, 88443271), (7, 37904259), (19, 13964727), (21, 12634753), (57, 4654909), (133, 1994961), (149, 1780737), (399, 664987), (447, 593579), (1043, 254391), (2831, 93723), (3129, 84797), (4463, 59451), (8493, 31241), (13389, 19817)]