7021638

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:869

約数の個数: 48

約数和(自身を含む): 16847376

約数和(自身を除く): 9825738

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 222, 234, 333, 481, 666, 811, 962, 1443, 1622, 2433, 2886, 4329, 4866, 7299, 8658, 10543, 14598, 21086, 30007, 31629, 60014, 63258, 90021, 94887, 180042, 189774, 270063, 390091, 540126, 780182, 1170273, 2340546, 3510819, 7021638]

約数ペア:

[(1, 7021638), (2, 3510819), (3, 2340546), (6, 1170273), (9, 780182), (13, 540126), (18, 390091), (26, 270063), (37, 189774), (39, 180042), (74, 94887), (78, 90021), (111, 63258), (117, 60014), (222, 31629), (234, 30007), (333, 21086), (481, 14598), (666, 10543), (811, 8658), (962, 7299), (1443, 4866), (1622, 4329), (2433, 2886)]