266488586

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 512870400

約数和(自身を除く): 246381814

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 149, 182, 217, 298, 317, 403, 434, 634, 806, 1043, 1937, 2086, 2219, 2821, 3874, 4121, 4438, 4619, 5642, 8242, 9238, 9827, 13559, 19654, 27118, 28847, 32333, 47233, 57694, 60047, 64666, 68789, 94466, 120094, 127751, 137578, 255502, 330631, 420329, 614029, 661262, 840658, 894257, 1228058, 1464223, 1788514, 2928446, 4298203, 8596406, 10249561, 19034899, 20499122, 38069798, 133244293, 266488586]

約数ペア:

[(1, 266488586), (2, 133244293), (7, 38069798), (13, 20499122), (14, 19034899), (26, 10249561), (31, 8596406), (62, 4298203), (91, 2928446), (149, 1788514), (182, 1464223), (217, 1228058), (298, 894257), (317, 840658), (403, 661262), (434, 614029), (634, 420329), (806, 330631), (1043, 255502), (1937, 137578), (2086, 127751), (2219, 120094), (2821, 94466), (3874, 68789), (4121, 64666), (4438, 60047), (4619, 57694), (5642, 47233), (8242, 32333), (9238, 28847), (9827, 27118), (13559, 19654)]