27679827

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 44766720

約数和(自身を除く): 17086893

約数列:

[1, 3, 7, 19, 21, 57, 133, 173, 399, 401, 519, 1203, 1211, 2807, 3287, 3633, 7619, 8421, 9861, 22857, 23009, 53333, 69027, 69373, 159999, 208119, 485611, 1318087, 1456833, 3954261, 9226609, 27679827]

約数ペア:

[(1, 27679827), (3, 9226609), (7, 3954261), (19, 1456833), (21, 1318087), (57, 485611), (133, 208119), (173, 159999), (399, 69373), (401, 69027), (519, 53333), (1203, 23009), (1211, 22857), (2807, 9861), (3287, 8421), (3633, 7619)]