56654143

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 77629440

約数和(自身を除く): 20975297

約数列:

[1, 7, 13, 19, 31, 49, 91, 133, 151, 217, 247, 403, 589, 637, 931, 1057, 1519, 1729, 1963, 2821, 2869, 4123, 4681, 7399, 7657, 12103, 13741, 19747, 20083, 28861, 32767, 37297, 53599, 60853, 88939, 96187, 140581, 229369, 261079, 375193, 425971, 622573, 1156207, 1827553, 2981797, 4358011, 8093449, 56654143]

約数ペア:

[(1, 56654143), (7, 8093449), (13, 4358011), (19, 2981797), (31, 1827553), (49, 1156207), (91, 622573), (133, 425971), (151, 375193), (217, 261079), (247, 229369), (403, 140581), (589, 96187), (637, 88939), (931, 60853), (1057, 53599), (1519, 37297), (1729, 32767), (1963, 28861), (2821, 20083), (2869, 19747), (4123, 13741), (4681, 12103), (7399, 7657)]