200631431

素因数分解:

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

素因数の和:205

約数の個数: 72

約数和(自身を含む): 292929840

約数和(自身を除く): 92298409

約数列:

[1, 7, 11, 13, 19, 49, 77, 91, 121, 133, 137, 143, 209, 247, 539, 637, 847, 931, 959, 1001, 1463, 1507, 1573, 1729, 1781, 2299, 2603, 2717, 5929, 6713, 7007, 10241, 10549, 11011, 12103, 12467, 16093, 16577, 18221, 19019, 19591, 28633, 29887, 33839, 73843, 77077, 87269, 112651, 116039, 127547, 133133, 137137, 200431, 209209, 215501, 236873, 314963, 372229, 812273, 959959, 1403017, 1464463, 1508507, 1658111, 2204741, 2605603, 4094519, 10559549, 15433187, 18239221, 28661633, 200631431]

約数ペア:

[(1, 200631431), (7, 28661633), (11, 18239221), (13, 15433187), (19, 10559549), (49, 4094519), (77, 2605603), (91, 2204741), (121, 1658111), (133, 1508507), (137, 1464463), (143, 1403017), (209, 959959), (247, 812273), (539, 372229), (637, 314963), (847, 236873), (931, 215501), (959, 209209), (1001, 200431), (1463, 137137), (1507, 133133), (1573, 127547), (1729, 116039), (1781, 112651), (2299, 87269), (2603, 77077), (2717, 73843), (5929, 33839), (6713, 29887), (7007, 28633), (10241, 19591), (10549, 19019), (11011, 18221), (12103, 16577), (12467, 16093)]