28256844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{577}}^1$

素因数の和:655

約数の個数: 96

約数和(自身を含む): 83897856

約数和(自身を除く): 55641012

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 53, 66, 77, 84, 106, 132, 154, 159, 212, 231, 308, 318, 371, 462, 577, 583, 636, 742, 924, 1113, 1154, 1166, 1484, 1731, 1749, 2226, 2308, 2332, 3462, 3498, 4039, 4081, 4452, 6347, 6924, 6996, 8078, 8162, 12117, 12243, 12694, 16156, 16324, 19041, 24234, 24486, 25388, 30581, 38082, 44429, 48468, 48972, 61162, 76164, 88858, 91743, 122324, 133287, 177716, 183486, 214067, 266574, 336391, 366972, 428134, 533148, 642201, 672782, 856268, 1009173, 1284402, 1345564, 2018346, 2354737, 2568804, 4036692, 4709474, 7064211, 9418948, 14128422, 28256844]

約数ペア:

[(1, 28256844), (2, 14128422), (3, 9418948), (4, 7064211), (6, 4709474), (7, 4036692), (11, 2568804), (12, 2354737), (14, 2018346), (21, 1345564), (22, 1284402), (28, 1009173), (33, 856268), (42, 672782), (44, 642201), (53, 533148), (66, 428134), (77, 366972), (84, 336391), (106, 266574), (132, 214067), (154, 183486), (159, 177716), (212, 133287), (231, 122324), (308, 91743), (318, 88858), (371, 76164), (462, 61162), (577, 48972), (583, 48468), (636, 44429), (742, 38082), (924, 30581), (1113, 25388), (1154, 24486), (1166, 24234), (1484, 19041), (1731, 16324), (1749, 16156), (2226, 12694), (2308, 12243), (2332, 12117), (3462, 8162), (3498, 8078), (4039, 6996), (4081, 6924), (4452, 6347)]