213208728

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{937}}^1$

素因数の和:1464

約数の個数: 64

約数和(自身を含む): 562800000

約数和(自身を除く): 349591272

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 499, 937, 998, 1497, 1874, 1996, 2811, 2994, 3748, 3992, 5622, 5988, 7496, 9481, 11244, 11976, 17803, 18962, 22488, 28443, 35606, 37924, 53409, 56886, 71212, 75848, 106818, 113772, 142424, 213636, 227544, 427272, 467563, 935126, 1402689, 1870252, 2805378, 3740504, 5610756, 8883697, 11221512, 17767394, 26651091, 35534788, 53302182, 71069576, 106604364, 213208728]

約数ペア:

[(1, 213208728), (2, 106604364), (3, 71069576), (4, 53302182), (6, 35534788), (8, 26651091), (12, 17767394), (19, 11221512), (24, 8883697), (38, 5610756), (57, 3740504), (76, 2805378), (114, 1870252), (152, 1402689), (228, 935126), (456, 467563), (499, 427272), (937, 227544), (998, 213636), (1497, 142424), (1874, 113772), (1996, 106818), (2811, 75848), (2994, 71212), (3748, 56886), (3992, 53409), (5622, 37924), (5988, 35606), (7496, 28443), (9481, 22488), (11244, 18962), (11976, 17803)]