256474002357

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{327979}}^1$

素因数の和:328290

約数の個数: 48

約数和(自身を含む): 414435528000

約数和(自身を除く): 157961525643

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 269, 323, 807, 969, 2421, 2907, 4573, 5111, 13719, 15333, 41157, 45999, 86887, 260661, 327979, 781983, 983937, 2951811, 5575643, 6231601, 16726929, 18694803, 50180787, 56084409, 88226351, 105937217, 264679053, 317811651, 794037159, 953434953, 1499847967, 1676300669, 4499543901, 5028902007, 13498631703, 15086706021, 28497111373, 85491334119, 256474002357]

約数ペア:

[(1, 256474002357), (3, 85491334119), (9, 28497111373), (17, 15086706021), (19, 13498631703), (51, 5028902007), (57, 4499543901), (153, 1676300669), (171, 1499847967), (269, 953434953), (323, 794037159), (807, 317811651), (969, 264679053), (2421, 105937217), (2907, 88226351), (4573, 56084409), (5111, 50180787), (13719, 18694803), (15333, 16726929), (41157, 6231601), (45999, 5575643), (86887, 2951811), (260661, 983937), (327979, 781983)]