40270671

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1$

素因数の和:2028

約数の個数: 48

約数和(自身を含む): 74131200

約数和(自身を除く): 33860529

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 969, 1071, 1197, 1979, 2261, 2907, 5937, 6783, 13853, 17811, 20349, 33643, 37601, 41559, 100929, 112803, 124677, 235501, 263207, 302787, 338409, 639217, 706503, 789621, 1917651, 2119509, 2368863, 4474519, 5752953, 13423557, 40270671]

約数ペア:

[(1, 40270671), (3, 13423557), (7, 5752953), (9, 4474519), (17, 2368863), (19, 2119509), (21, 1917651), (51, 789621), (57, 706503), (63, 639217), (119, 338409), (133, 302787), (153, 263207), (171, 235501), (323, 124677), (357, 112803), (399, 100929), (969, 41559), (1071, 37601), (1197, 33643), (1979, 20349), (2261, 17811), (2907, 13853), (5937, 6783)]