749270613

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 1309537152

約数和(自身を除く): 560266539

約数列:

[1, 3, 7, 13, 21, 39, 41, 49, 73, 91, 123, 131, 147, 219, 273, 287, 393, 511, 533, 637, 861, 917, 949, 1533, 1599, 1703, 1911, 2009, 2751, 2847, 2993, 3577, 3731, 5109, 5371, 6027, 6419, 6643, 8979, 9563, 10731, 11193, 11921, 16113, 19257, 19929, 20951, 26117, 28689, 35763, 37597, 38909, 46501, 62853, 66941, 69823, 78351, 83447, 112791, 116727, 124319, 139503, 146657, 200823, 209469, 250341, 263179, 272363, 372957, 392083, 439971, 468587, 488761, 789537, 817089, 870233, 1176249, 1405761, 1466283, 1906541, 2610699, 2744581, 3421327, 5097079, 5719623, 6091631, 8233743, 10263981, 15291237, 18274893, 19212067, 35679553, 57636201, 107038659, 249756871, 749270613]

約数ペア:

[(1, 749270613), (3, 249756871), (7, 107038659), (13, 57636201), (21, 35679553), (39, 19212067), (41, 18274893), (49, 15291237), (73, 10263981), (91, 8233743), (123, 6091631), (131, 5719623), (147, 5097079), (219, 3421327), (273, 2744581), (287, 2610699), (393, 1906541), (511, 1466283), (533, 1405761), (637, 1176249), (861, 870233), (917, 817089), (949, 789537), (1533, 488761), (1599, 468587), (1703, 439971), (1911, 392083), (2009, 372957), (2751, 272363), (2847, 263179), (2993, 250341), (3577, 209469), (3731, 200823), (5109, 146657), (5371, 139503), (6027, 124319), (6419, 116727), (6643, 112791), (8979, 83447), (9563, 78351), (10731, 69823), (11193, 66941), (11921, 62853), (16113, 46501), (19257, 38909), (19929, 37597), (20951, 35763), (26117, 28689)]