201991413

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{14347}}^1$

素因数の和:14401

約数の個数: 24

約数和(自身を含む): 306128928

約数和(自身を除く): 104137515

約数列:

[1, 3, 13, 19, 39, 57, 247, 361, 741, 1083, 4693, 14079, 14347, 43041, 186511, 272593, 559533, 817779, 3543709, 5179267, 10631127, 15537801, 67330471, 201991413]

約数ペア:

[(1, 201991413), (3, 67330471), (13, 15537801), (19, 10631127), (39, 5179267), (57, 3543709), (247, 817779), (361, 559533), (741, 272593), (1083, 186511), (4693, 43041), (14079, 14347)]