28455255

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1447}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 54213120

約数和(自身を除く): 25757865

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 437, 855, 1035, 1311, 1447, 2185, 3933, 4341, 6555, 7235, 13023, 19665, 21705, 27493, 33281, 65115, 82479, 99843, 137465, 166405, 247437, 299529, 412395, 499215, 632339, 1237185, 1497645, 1897017, 3161695, 5691051, 9485085, 28455255]

約数ペア:

[(1, 28455255), (3, 9485085), (5, 5691051), (9, 3161695), (15, 1897017), (19, 1497645), (23, 1237185), (45, 632339), (57, 499215), (69, 412395), (95, 299529), (115, 247437), (171, 166405), (207, 137465), (285, 99843), (345, 82479), (437, 65115), (855, 33281), (1035, 27493), (1311, 21705), (1447, 19665), (2185, 13023), (3933, 7235), (4341, 6555)]