289248414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:822

約数の個数: 128

約数和(自身を含む): 767950848

約数和(自身を除く): 478702434

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 31, 39, 42, 46, 62, 69, 78, 91, 93, 138, 161, 182, 186, 217, 273, 299, 322, 403, 434, 483, 546, 598, 651, 713, 743, 806, 897, 966, 1209, 1302, 1426, 1486, 1794, 2093, 2139, 2229, 2418, 2821, 4186, 4278, 4458, 4991, 5201, 5642, 6279, 8463, 9269, 9659, 9982, 10402, 12558, 14973, 15603, 16926, 17089, 18538, 19318, 23033, 27807, 28977, 29946, 31206, 34178, 46066, 51267, 55614, 57954, 64883, 67613, 69099, 102534, 119623, 129766, 135226, 138198, 161231, 194649, 202839, 222157, 239246, 299429, 322462, 358869, 389298, 405678, 444314, 483693, 529759, 598858, 666471, 717738, 898287, 967386, 1059518, 1332942, 1555099, 1589277, 1796574, 2096003, 3110198, 3178554, 3708313, 4192006, 4665297, 6288009, 6886867, 7416626, 9330594, 11124939, 12576018, 13773734, 20660601, 22249878, 41321202, 48208069, 96416138, 144624207, 289248414]

約数ペア:

[(1, 289248414), (2, 144624207), (3, 96416138), (6, 48208069), (7, 41321202), (13, 22249878), (14, 20660601), (21, 13773734), (23, 12576018), (26, 11124939), (31, 9330594), (39, 7416626), (42, 6886867), (46, 6288009), (62, 4665297), (69, 4192006), (78, 3708313), (91, 3178554), (93, 3110198), (138, 2096003), (161, 1796574), (182, 1589277), (186, 1555099), (217, 1332942), (273, 1059518), (299, 967386), (322, 898287), (403, 717738), (434, 666471), (483, 598858), (546, 529759), (598, 483693), (651, 444314), (713, 405678), (743, 389298), (806, 358869), (897, 322462), (966, 299429), (1209, 239246), (1302, 222157), (1426, 202839), (1486, 194649), (1794, 161231), (2093, 138198), (2139, 135226), (2229, 129766), (2418, 119623), (2821, 102534), (4186, 69099), (4278, 67613), (4458, 64883), (4991, 57954), (5201, 55614), (5642, 51267), (6279, 46066), (8463, 34178), (9269, 31206), (9659, 29946), (9982, 28977), (10402, 27807), (12558, 23033), (14973, 19318), (15603, 18538), (16926, 17089)]