217961198

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{63031}}^1$

素因数の和:63072

約数の個数: 32

約数和(自身を含む): 423575040

約数和(自身を除く): 205613842

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 63031, 126062, 441217, 819403, 882434, 1197589, 1638806, 2395178, 5735821, 8383123, 11471642, 15568657, 16766246, 31137314, 108980599, 217961198]

約数ペア:

[(1, 217961198), (2, 108980599), (7, 31137314), (13, 16766246), (14, 15568657), (19, 11471642), (26, 8383123), (38, 5735821), (91, 2395178), (133, 1638806), (182, 1197589), (247, 882434), (266, 819403), (494, 441217), (1729, 126062), (3458, 63031)]