291240423019

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3607}}^1\times {\mathrm{12497}}^1$

素因数の和:16195

約数の個数: 32

約数和(自身を含む): 363628210176

約数和(自身を除く): 72387787157

約数列:

[1, 7, 13, 71, 91, 497, 923, 3607, 6461, 12497, 25249, 46891, 87479, 162461, 256097, 328237, 887287, 1137227, 1792679, 3329261, 6211009, 11534731, 23304827, 45076679, 80743117, 315536753, 585996827, 3200444209, 4101977789, 22403109463, 41605774717, 291240423019]

約数ペア:

[(1, 291240423019), (7, 41605774717), (13, 22403109463), (71, 4101977789), (91, 3200444209), (497, 585996827), (923, 315536753), (3607, 80743117), (6461, 45076679), (12497, 23304827), (25249, 11534731), (46891, 6211009), (87479, 3329261), (162461, 1792679), (256097, 1137227), (328237, 887287)]