490784886

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{2179}}^1$

素因数の和:2330

約数の個数: 64

約数和(自身を含む): 1128019200

約数和(自身を除く): 637234314

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 97, 129, 194, 258, 291, 387, 582, 774, 873, 1161, 1746, 2179, 2322, 2619, 4171, 4358, 5238, 6537, 8342, 12513, 13074, 19611, 25026, 37539, 39222, 58833, 75078, 93697, 112617, 117666, 187394, 211363, 225234, 281091, 422726, 562182, 634089, 843273, 1268178, 1686546, 1902267, 2529819, 3804534, 5059638, 5706801, 9088609, 11413602, 18177218, 27265827, 54531654, 81797481, 163594962, 245392443, 490784886]

約数ペア:

[(1, 490784886), (2, 245392443), (3, 163594962), (6, 81797481), (9, 54531654), (18, 27265827), (27, 18177218), (43, 11413602), (54, 9088609), (86, 5706801), (97, 5059638), (129, 3804534), (194, 2529819), (258, 1902267), (291, 1686546), (387, 1268178), (582, 843273), (774, 634089), (873, 562182), (1161, 422726), (1746, 281091), (2179, 225234), (2322, 211363), (2619, 187394), (4171, 117666), (4358, 112617), (5238, 93697), (6537, 75078), (8342, 58833), (12513, 39222), (13074, 37539), (19611, 25026)]