217299238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4111}}^1$

素因数の和:4252

約数の個数: 32

約数和(自身を含む): 373040640

約数和(自身を除く): 155741402

約数列:

[1, 2, 13, 19, 26, 38, 107, 214, 247, 494, 1391, 2033, 2782, 4066, 4111, 8222, 26429, 52858, 53443, 78109, 106886, 156218, 439877, 879754, 1015417, 2030834, 5718401, 8357663, 11436802, 16715326, 108649619, 217299238]

約数ペア:

[(1, 217299238), (2, 108649619), (13, 16715326), (19, 11436802), (26, 8357663), (38, 5718401), (107, 2030834), (214, 1015417), (247, 879754), (494, 439877), (1391, 156218), (2033, 106886), (2782, 78109), (4066, 53443), (4111, 52858), (8222, 26429)]