42106215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 73211904

約数和(自身を除く): 31105689

約数列:

[1, 3, 5, 15, 23, 31, 69, 93, 115, 127, 155, 345, 381, 465, 635, 713, 961, 1905, 2139, 2883, 2921, 3565, 3937, 4805, 8763, 10695, 11811, 14415, 14605, 19685, 22103, 43815, 59055, 66309, 90551, 110515, 122047, 271653, 331545, 366141, 452755, 610235, 1358265, 1830705, 2807081, 8421243, 14035405, 42106215]

約数ペア:

[(1, 42106215), (3, 14035405), (5, 8421243), (15, 2807081), (23, 1830705), (31, 1358265), (69, 610235), (93, 452755), (115, 366141), (127, 331545), (155, 271653), (345, 122047), (381, 110515), (465, 90551), (635, 66309), (713, 59055), (961, 43815), (1905, 22103), (2139, 19685), (2883, 14605), (2921, 14415), (3565, 11811), (3937, 10695), (4805, 8763)]