1020294219

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{733}}^1$

素因数の和:1324

約数の個数: 48

約数和(自身を含む): 1680883488

約数和(自身を除く): 660589269

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 557, 733, 833, 1671, 2199, 2499, 3899, 5131, 9469, 11697, 12461, 15393, 27293, 28407, 35917, 37383, 66283, 81879, 87227, 107751, 198849, 261681, 408281, 463981, 610589, 1224843, 1391943, 1831767, 2857967, 6940777, 8573901, 20005769, 20822331, 48585439, 60017307, 145756317, 340098073, 1020294219]

約数ペア:

[(1, 1020294219), (3, 340098073), (7, 145756317), (17, 60017307), (21, 48585439), (49, 20822331), (51, 20005769), (119, 8573901), (147, 6940777), (357, 2857967), (557, 1831767), (733, 1391943), (833, 1224843), (1671, 610589), (2199, 463981), (2499, 408281), (3899, 261681), (5131, 198849), (9469, 107751), (11697, 87227), (12461, 81879), (15393, 66283), (27293, 37383), (28407, 35917)]