28531272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15439}}^1$

素因数の和:15466

約数の個数: 64

約数和(自身を含む): 88934400

約数和(自身を除く): 60403128

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 15439, 30878, 46317, 61756, 92634, 108073, 123512, 169829, 185268, 216146, 324219, 339658, 370536, 432292, 509487, 648438, 679316, 864584, 1018974, 1188803, 1296876, 1358632, 2037948, 2377606, 2593752, 3566409, 4075896, 4755212, 7132818, 9510424, 14265636, 28531272]

約数ペア:

[(1, 28531272), (2, 14265636), (3, 9510424), (4, 7132818), (6, 4755212), (7, 4075896), (8, 3566409), (11, 2593752), (12, 2377606), (14, 2037948), (21, 1358632), (22, 1296876), (24, 1188803), (28, 1018974), (33, 864584), (42, 679316), (44, 648438), (56, 509487), (66, 432292), (77, 370536), (84, 339658), (88, 324219), (132, 216146), (154, 185268), (168, 169829), (231, 123512), (264, 108073), (308, 92634), (462, 61756), (616, 46317), (924, 30878), (1848, 15439)]