291750786

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{5309}}^1$

素因数の和:5431

約数の個数: 48

約数和(自身を含む): 656061120

約数和(自身を除く): 364310334

約数列:

[1, 2, 3, 6, 9, 18, 43, 71, 86, 129, 142, 213, 258, 387, 426, 639, 774, 1278, 3053, 5309, 6106, 9159, 10618, 15927, 18318, 27477, 31854, 47781, 54954, 95562, 228287, 376939, 456574, 684861, 753878, 1130817, 1369722, 2054583, 2261634, 3392451, 4109166, 6784902, 16208377, 32416754, 48625131, 97250262, 145875393, 291750786]

約数ペア:

[(1, 291750786), (2, 145875393), (3, 97250262), (6, 48625131), (9, 32416754), (18, 16208377), (43, 6784902), (71, 4109166), (86, 3392451), (129, 2261634), (142, 2054583), (213, 1369722), (258, 1130817), (387, 753878), (426, 684861), (639, 456574), (774, 376939), (1278, 228287), (3053, 95562), (5309, 54954), (6106, 47781), (9159, 31854), (10618, 27477), (15927, 18318)]