28343924

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 58988160

約数和(自身を除く): 30644236

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 109, 148, 218, 251, 259, 436, 502, 518, 763, 1004, 1036, 1526, 1757, 3052, 3514, 4033, 7028, 8066, 9287, 16132, 18574, 27359, 28231, 37148, 54718, 56462, 65009, 109436, 112924, 130018, 191513, 260036, 383026, 766052, 1012283, 2024566, 4049132, 7085981, 14171962, 28343924]

約数ペア:

[(1, 28343924), (2, 14171962), (4, 7085981), (7, 4049132), (14, 2024566), (28, 1012283), (37, 766052), (74, 383026), (109, 260036), (148, 191513), (218, 130018), (251, 112924), (259, 109436), (436, 65009), (502, 56462), (518, 54718), (763, 37148), (1004, 28231), (1036, 27359), (1526, 18574), (1757, 16132), (3052, 9287), (3514, 8066), (4033, 7028)]