1312998752

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{6481}}^1$

素因数の和:6991

約数の個数: 48

約数和(自身を含む): 2789956512

約数和(自身を除く): 1476957760

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 487, 974, 1948, 3896, 6331, 6481, 7792, 12662, 12962, 15584, 25324, 25924, 50648, 51848, 84253, 101296, 103696, 168506, 202592, 207392, 337012, 674024, 1348048, 2696096, 3156247, 6312494, 12624988, 25249976, 41031211, 50499952, 82062422, 100999904, 164124844, 328249688, 656499376, 1312998752]

約数ペア:

[(1, 1312998752), (2, 656499376), (4, 328249688), (8, 164124844), (13, 100999904), (16, 82062422), (26, 50499952), (32, 41031211), (52, 25249976), (104, 12624988), (208, 6312494), (416, 3156247), (487, 2696096), (974, 1348048), (1948, 674024), (3896, 337012), (6331, 207392), (6481, 202592), (7792, 168506), (12662, 103696), (12962, 101296), (15584, 84253), (25324, 51848), (25924, 50648)]