28753884

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{21587}}^1$

素因数の和:21634

約数の個数: 36

約数和(自身を含む): 74651304

約数和(自身を除く): 45897420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 21587, 43174, 64761, 86348, 129522, 194283, 259044, 388566, 777132, 798719, 1597438, 2396157, 3194876, 4792314, 7188471, 9584628, 14376942, 28753884]

約数ペア:

[(1, 28753884), (2, 14376942), (3, 9584628), (4, 7188471), (6, 4792314), (9, 3194876), (12, 2396157), (18, 1597438), (36, 798719), (37, 777132), (74, 388566), (111, 259044), (148, 194283), (222, 129522), (333, 86348), (444, 64761), (666, 43174), (1332, 21587)]