676376421

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1297}}^1\times {\mathrm{1307}}^1$

素因数の和:2633

約数の個数: 32

約数和(自身を含む): 1086581760

約数和(自身を除く): 410205339

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1297, 1307, 3891, 3921, 9079, 9149, 24643, 24833, 27237, 27447, 73929, 74499, 172501, 173831, 517503, 521493, 1695179, 5085537, 11866253, 32208401, 35598759, 96625203, 225458807, 676376421]

約数ペア:

[(1, 676376421), (3, 225458807), (7, 96625203), (19, 35598759), (21, 32208401), (57, 11866253), (133, 5085537), (399, 1695179), (1297, 521493), (1307, 517503), (3891, 173831), (3921, 172501), (9079, 74499), (9149, 73929), (24643, 27447), (24833, 27237)]