51147135

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 104569920

約数和(自身を除く): 53422785

約数列:

[1, 3, 5, 9, 13, 15, 17, 37, 39, 45, 51, 65, 85, 111, 117, 139, 153, 185, 195, 221, 255, 333, 417, 481, 555, 585, 629, 663, 695, 765, 1105, 1251, 1443, 1665, 1807, 1887, 1989, 2085, 2363, 2405, 3145, 3315, 4329, 5143, 5421, 5661, 6255, 7089, 7215, 8177, 9035, 9435, 9945, 11815, 15429, 16263, 21267, 21645, 24531, 25715, 27105, 28305, 30719, 35445, 40885, 46287, 66859, 73593, 77145, 81315, 87431, 92157, 106335, 122655, 153595, 200577, 231435, 262293, 276471, 334295, 367965, 437155, 460785, 601731, 786879, 1002885, 1136603, 1311465, 1382355, 3008655, 3409809, 3934395, 5683015, 10229427, 17049045, 51147135]

約数ペア:

[(1, 51147135), (3, 17049045), (5, 10229427), (9, 5683015), (13, 3934395), (15, 3409809), (17, 3008655), (37, 1382355), (39, 1311465), (45, 1136603), (51, 1002885), (65, 786879), (85, 601731), (111, 460785), (117, 437155), (139, 367965), (153, 334295), (185, 276471), (195, 262293), (221, 231435), (255, 200577), (333, 153595), (417, 122655), (481, 106335), (555, 92157), (585, 87431), (629, 81315), (663, 77145), (695, 73593), (765, 66859), (1105, 46287), (1251, 40885), (1443, 35445), (1665, 30719), (1807, 28305), (1887, 27105), (1989, 25715), (2085, 24531), (2363, 21645), (2405, 21267), (3145, 16263), (3315, 15429), (4329, 11815), (5143, 9945), (5421, 9435), (5661, 9035), (6255, 8177), (7089, 7215)]