256460746

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{4391}}^1$

素因数の和:4494

約数の個数: 32

約数和(自身を含む): 426902400

約数和(自身を除く): 170441654

約数列:

[1, 2, 19, 29, 38, 53, 58, 106, 551, 1007, 1102, 1537, 2014, 3074, 4391, 8782, 29203, 58406, 83429, 127339, 166858, 232723, 254678, 465446, 2419441, 4421737, 4838882, 6748967, 8843474, 13497934, 128230373, 256460746]

約数ペア:

[(1, 256460746), (2, 128230373), (19, 13497934), (29, 8843474), (38, 6748967), (53, 4838882), (58, 4421737), (106, 2419441), (551, 465446), (1007, 254678), (1102, 232723), (1537, 166858), (2014, 127339), (3074, 83429), (4391, 58406), (8782, 29203)]