28531236

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{433}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 74613280

約数和(自身を除く): 46082044

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 289, 323, 433, 578, 646, 866, 867, 969, 1156, 1292, 1299, 1732, 1734, 1938, 2598, 3468, 3876, 5196, 5491, 7361, 8227, 10982, 14722, 16454, 16473, 21964, 22083, 24681, 29444, 32908, 32946, 44166, 49362, 65892, 88332, 98724, 125137, 139859, 250274, 279718, 375411, 419577, 500548, 559436, 750822, 839154, 1501644, 1678308, 2377603, 4755206, 7132809, 9510412, 14265618, 28531236]

約数ペア:

[(1, 28531236), (2, 14265618), (3, 9510412), (4, 7132809), (6, 4755206), (12, 2377603), (17, 1678308), (19, 1501644), (34, 839154), (38, 750822), (51, 559436), (57, 500548), (68, 419577), (76, 375411), (102, 279718), (114, 250274), (204, 139859), (228, 125137), (289, 98724), (323, 88332), (433, 65892), (578, 49362), (646, 44166), (866, 32946), (867, 32908), (969, 29444), (1156, 24681), (1292, 22083), (1299, 21964), (1732, 16473), (1734, 16454), (1938, 14722), (2598, 10982), (3468, 8227), (3876, 7361), (5196, 5491)]