39221805

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 80175744

約数和(自身を除く): 40953939

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 43, 49, 51, 73, 85, 105, 119, 129, 147, 215, 219, 245, 255, 301, 357, 365, 511, 595, 645, 731, 735, 833, 903, 1095, 1241, 1505, 1533, 1785, 2107, 2193, 2499, 2555, 3139, 3577, 3655, 3723, 4165, 4515, 5117, 6205, 6321, 7665, 8687, 9417, 10535, 10731, 10965, 12495, 15351, 15695, 17885, 18615, 21973, 25585, 26061, 31605, 35819, 43435, 47085, 53363, 53655, 60809, 65919, 76755, 107457, 109865, 130305, 153811, 160089, 179095, 182427, 266815, 304045, 329595, 373541, 461433, 537285, 769055, 800445, 912135, 1120623, 1867705, 2307165, 2614787, 5603115, 7844361, 13073935, 39221805]

約数ペア:

[(1, 39221805), (3, 13073935), (5, 7844361), (7, 5603115), (15, 2614787), (17, 2307165), (21, 1867705), (35, 1120623), (43, 912135), (49, 800445), (51, 769055), (73, 537285), (85, 461433), (105, 373541), (119, 329595), (129, 304045), (147, 266815), (215, 182427), (219, 179095), (245, 160089), (255, 153811), (301, 130305), (357, 109865), (365, 107457), (511, 76755), (595, 65919), (645, 60809), (731, 53655), (735, 53363), (833, 47085), (903, 43435), (1095, 35819), (1241, 31605), (1505, 26061), (1533, 25585), (1785, 21973), (2107, 18615), (2193, 17885), (2499, 15695), (2555, 15351), (3139, 12495), (3577, 10965), (3655, 10731), (3723, 10535), (4165, 9417), (4515, 8687), (5117, 7665), (6205, 6321)]