197805219

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1321}}^1$

素因数の和:1451

約数の個数: 32

約数和(自身を含む): 289359360

約数和(自身を除く): 91554141

約数列:

[1, 3, 19, 37, 57, 71, 111, 213, 703, 1321, 1349, 2109, 2627, 3963, 4047, 7881, 25099, 48877, 49913, 75297, 93791, 146631, 149739, 281373, 928663, 1782029, 2785989, 3470267, 5346087, 10410801, 65935073, 197805219]

約数ペア:

[(1, 197805219), (3, 65935073), (19, 10410801), (37, 5346087), (57, 3470267), (71, 2785989), (111, 1782029), (213, 928663), (703, 281373), (1321, 149739), (1349, 146631), (2109, 93791), (2627, 75297), (3963, 49913), (4047, 48877), (7881, 25099)]