4128201

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 72

約数和(自身を含む): 8109504

約数和(自身を除く): 3981303

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 37, 49, 63, 69, 77, 99, 111, 147, 161, 207, 231, 253, 259, 333, 407, 441, 483, 539, 693, 759, 777, 851, 1127, 1221, 1449, 1617, 1771, 1813, 2277, 2331, 2553, 2849, 3381, 3663, 4851, 5313, 5439, 5957, 7659, 8547, 9361, 10143, 12397, 15939, 16317, 17871, 19943, 25641, 28083, 37191, 41699, 53613, 59829, 65527, 84249, 111573, 125097, 179487, 196581, 375291, 458689, 589743, 1376067, 4128201]

約数ペア:

[(1, 4128201), (3, 1376067), (7, 589743), (9, 458689), (11, 375291), (21, 196581), (23, 179487), (33, 125097), (37, 111573), (49, 84249), (63, 65527), (69, 59829), (77, 53613), (99, 41699), (111, 37191), (147, 28083), (161, 25641), (207, 19943), (231, 17871), (253, 16317), (259, 15939), (333, 12397), (407, 10143), (441, 9361), (483, 8547), (539, 7659), (693, 5957), (759, 5439), (777, 5313), (851, 4851), (1127, 3663), (1221, 3381), (1449, 2849), (1617, 2553), (1771, 2331), (1813, 2277)]