55991229

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 87732480

約数和(自身を除く): 31741251

約数列:

[1, 3, 7, 21, 61, 109, 183, 327, 401, 427, 763, 1203, 1281, 2289, 2807, 6649, 8421, 19947, 24461, 43709, 46543, 73383, 131127, 139629, 171227, 305963, 513681, 917889, 2666249, 7998747, 18663743, 55991229]

約数ペア:

[(1, 55991229), (3, 18663743), (7, 7998747), (21, 2666249), (61, 917889), (109, 513681), (183, 305963), (327, 171227), (401, 139629), (427, 131127), (763, 73383), (1203, 46543), (1281, 43709), (2289, 24461), (2807, 19947), (6649, 8421)]