28680918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 69795840

約数和(自身を除く): 41114922

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 127, 133, 254, 266, 283, 381, 399, 566, 762, 798, 849, 889, 1698, 1778, 1981, 2413, 2667, 3962, 4826, 5334, 5377, 5943, 7239, 10754, 11886, 14478, 16131, 16891, 32262, 33782, 35941, 37639, 50673, 71882, 75278, 101346, 107823, 112917, 215646, 225834, 251587, 503174, 682879, 754761, 1365758, 1509522, 2048637, 4097274, 4780153, 9560306, 14340459, 28680918]

約数ペア:

[(1, 28680918), (2, 14340459), (3, 9560306), (6, 4780153), (7, 4097274), (14, 2048637), (19, 1509522), (21, 1365758), (38, 754761), (42, 682879), (57, 503174), (114, 251587), (127, 225834), (133, 215646), (254, 112917), (266, 107823), (283, 101346), (381, 75278), (399, 71882), (566, 50673), (762, 37639), (798, 35941), (849, 33782), (889, 32262), (1698, 16891), (1778, 16131), (1981, 14478), (2413, 11886), (2667, 10754), (3962, 7239), (4826, 5943), (5334, 5377)]