71844885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3739}}^1$

素因数の和:3818

約数の個数: 48

約数和(自身を含む): 144693120

約数和(自身を除く): 72848235

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 549, 915, 1281, 2135, 2745, 3739, 3843, 6405, 11217, 18695, 19215, 26173, 33651, 56085, 78519, 130865, 168255, 228079, 235557, 392595, 684237, 1140395, 1177785, 1596553, 2052711, 3421185, 4789659, 7982765, 10263555, 14368977, 23948295, 71844885]

約数ペア:

[(1, 71844885), (3, 23948295), (5, 14368977), (7, 10263555), (9, 7982765), (15, 4789659), (21, 3421185), (35, 2052711), (45, 1596553), (61, 1177785), (63, 1140395), (105, 684237), (183, 392595), (305, 235557), (315, 228079), (427, 168255), (549, 130865), (915, 78519), (1281, 56085), (2135, 33651), (2745, 26173), (3739, 19215), (3843, 18695), (6405, 11217)]