71255548

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{10303}}^1$

素因数の和:10346

約数の個数: 48

約数和(自身を含む): 161566720

約数和(自身を除く): 90311172

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 10303, 20606, 41212, 72121, 133939, 144242, 195757, 267878, 288484, 391514, 535756, 783028, 937573, 1370299, 1875146, 2544841, 2740598, 3750292, 5089682, 5481196, 10179364, 17813887, 35627774, 71255548]

約数ペア:

[(1, 71255548), (2, 35627774), (4, 17813887), (7, 10179364), (13, 5481196), (14, 5089682), (19, 3750292), (26, 2740598), (28, 2544841), (38, 1875146), (52, 1370299), (76, 937573), (91, 783028), (133, 535756), (182, 391514), (247, 288484), (266, 267878), (364, 195757), (494, 144242), (532, 133939), (988, 72121), (1729, 41212), (3458, 20606), (6916, 10303)]