28291458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{9803}}^1$

素因数の和:9858

約数の個数: 32

約数和(自身を含む): 62588736

約数和(自身を除く): 34297278

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 9803, 19606, 29409, 58818, 127439, 254878, 362711, 382317, 725422, 764634, 1088133, 2176266, 4715243, 9430486, 14145729, 28291458]

約数ペア:

[(1, 28291458), (2, 14145729), (3, 9430486), (6, 4715243), (13, 2176266), (26, 1088133), (37, 764634), (39, 725422), (74, 382317), (78, 362711), (111, 254878), (222, 127439), (481, 58818), (962, 29409), (1443, 19606), (2886, 9803)]