87400222

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2273

約数の個数: 48

約数和(自身を含む): 169610112

約数和(自身を除く): 82209890

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 182, 217, 403, 434, 637, 806, 1274, 1519, 2213, 2821, 3038, 4426, 5642, 15491, 19747, 28769, 30982, 39494, 57538, 68603, 108437, 137206, 201383, 216874, 402766, 480221, 891839, 960442, 1409681, 1783678, 2819362, 3361547, 6242873, 6723094, 12485746, 43700111, 87400222]

約数ペア:

[(1, 87400222), (2, 43700111), (7, 12485746), (13, 6723094), (14, 6242873), (26, 3361547), (31, 2819362), (49, 1783678), (62, 1409681), (91, 960442), (98, 891839), (182, 480221), (217, 402766), (403, 216874), (434, 201383), (637, 137206), (806, 108437), (1274, 68603), (1519, 57538), (2213, 39494), (2821, 30982), (3038, 28769), (4426, 19747), (5642, 15491)]