28138468

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{751}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 56851200

約数和(自身を除く): 28712732

約数列:

[1, 2, 4, 17, 19, 29, 34, 38, 58, 68, 76, 116, 323, 493, 551, 646, 751, 986, 1102, 1292, 1502, 1972, 2204, 3004, 9367, 12767, 14269, 18734, 21779, 25534, 28538, 37468, 43558, 51068, 57076, 87116, 242573, 370243, 413801, 485146, 740486, 827602, 970292, 1480972, 1655204, 7034617, 14069234, 28138468]

約数ペア:

[(1, 28138468), (2, 14069234), (4, 7034617), (17, 1655204), (19, 1480972), (29, 970292), (34, 827602), (38, 740486), (58, 485146), (68, 413801), (76, 370243), (116, 242573), (323, 87116), (493, 57076), (551, 51068), (646, 43558), (751, 37468), (986, 28538), (1102, 25534), (1292, 21779), (1502, 18734), (1972, 14269), (2204, 12767), (3004, 9367)]