221851112

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107071}}^1$

素因数の和:107121

約数の個数: 32

約数和(自身を含む): 488248320

約数和(自身を除く): 266397208

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 107071, 214142, 428284, 749497, 856568, 1498994, 2997988, 3961627, 5995976, 7923254, 15846508, 27731389, 31693016, 55462778, 110925556, 221851112]

約数ペア:

[(1, 221851112), (2, 110925556), (4, 55462778), (7, 31693016), (8, 27731389), (14, 15846508), (28, 7923254), (37, 5995976), (56, 3961627), (74, 2997988), (148, 1498994), (259, 856568), (296, 749497), (518, 428284), (1036, 214142), (2072, 107071)]