287387559

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{7213}}^1$

素因数の和:7471

約数の個数: 24

約数和(自身を含む): 438899760

約数和(自身を除く): 151512201

約数列:

[1, 3, 9, 19, 57, 171, 233, 699, 2097, 4427, 7213, 13281, 21639, 39843, 64917, 137047, 411141, 1233423, 1680629, 5041887, 15125661, 31931951, 95795853, 287387559]

約数ペア:

[(1, 287387559), (3, 95795853), (9, 31931951), (19, 15125661), (57, 5041887), (171, 1680629), (233, 1233423), (699, 411141), (2097, 137047), (4427, 64917), (7213, 39843), (13281, 21639)]