193799515

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{3109}}^1$

素因数の和:3271

約数の個数: 32

約数和(自身を含む): 288408960

約数和(自身を除く): 94609445

約数列:

[1, 5, 7, 13, 35, 65, 91, 137, 455, 685, 959, 1781, 3109, 4795, 8905, 12467, 15545, 21763, 40417, 62335, 108815, 202085, 282919, 425933, 1414595, 2129665, 2981531, 5537129, 14907655, 27685645, 38759903, 193799515]

約数ペア:

[(1, 193799515), (5, 38759903), (7, 27685645), (13, 14907655), (35, 5537129), (65, 2981531), (91, 2129665), (137, 1414595), (455, 425933), (685, 282919), (959, 202085), (1781, 108815), (3109, 62335), (4795, 40417), (8905, 21763), (12467, 15545)]