61213201

素因数分解:

$7^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:353

約数の個数: 24

約数和(自身を含む): 73308840

約数和(自身を除く): 12095639

約数列:

[1, 7, 49, 73, 109, 157, 511, 763, 1099, 3577, 5341, 7693, 7957, 11461, 17113, 55699, 80227, 119791, 389893, 561589, 838537, 1249249, 8744743, 61213201]

約数ペア:

[(1, 61213201), (7, 8744743), (49, 1249249), (73, 838537), (109, 561589), (157, 389893), (511, 119791), (763, 80227), (1099, 55699), (3577, 17113), (5341, 11461), (7693, 7957)]