237109873

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 345474720

約数和(自身を除く): 108364847

約数列:

[1, 7, 11, 13, 19, 49, 77, 91, 133, 137, 143, 169, 209, 247, 539, 637, 931, 959, 1001, 1183, 1463, 1507, 1729, 1781, 1859, 2603, 2717, 3211, 6713, 7007, 8281, 10241, 10549, 12103, 12467, 13013, 18221, 19019, 19591, 22477, 23153, 28633, 33839, 35321, 73843, 87269, 91091, 127547, 133133, 137137, 157339, 162071, 200431, 236873, 247247, 254683, 372229, 439907, 959959, 1134497, 1403017, 1658111, 1730729, 1782781, 2605603, 3079349, 4838977, 12479467, 18239221, 21555443, 33872839, 237109873]

約数ペア:

[(1, 237109873), (7, 33872839), (11, 21555443), (13, 18239221), (19, 12479467), (49, 4838977), (77, 3079349), (91, 2605603), (133, 1782781), (137, 1730729), (143, 1658111), (169, 1403017), (209, 1134497), (247, 959959), (539, 439907), (637, 372229), (931, 254683), (959, 247247), (1001, 236873), (1183, 200431), (1463, 162071), (1507, 157339), (1729, 137137), (1781, 133133), (1859, 127547), (2603, 91091), (2717, 87269), (3211, 73843), (6713, 35321), (7007, 33839), (8281, 28633), (10241, 23153), (10549, 22477), (12103, 19591), (12467, 19019), (13013, 18221)]