51147915

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 96

約数和(自身を含む): 105489216

約数和(自身を除く): 54341301

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 53, 65, 91, 101, 105, 147, 159, 195, 245, 265, 273, 303, 371, 455, 505, 637, 689, 707, 735, 795, 1113, 1313, 1365, 1515, 1855, 1911, 2067, 2121, 2597, 3185, 3445, 3535, 3939, 4823, 4949, 5353, 5565, 6565, 7791, 9191, 9555, 10335, 10605, 12985, 14469, 14847, 16059, 19695, 24115, 24745, 26765, 27573, 33761, 37471, 38955, 45955, 64337, 69589, 72345, 74235, 80295, 101283, 112413, 137865, 168805, 187355, 193011, 208767, 262297, 321685, 347945, 487123, 506415, 562065, 786891, 965055, 1043835, 1311485, 1461369, 2435615, 3409861, 3934455, 7306845, 10229583, 17049305, 51147915]

約数ペア:

[(1, 51147915), (3, 17049305), (5, 10229583), (7, 7306845), (13, 3934455), (15, 3409861), (21, 2435615), (35, 1461369), (39, 1311485), (49, 1043835), (53, 965055), (65, 786891), (91, 562065), (101, 506415), (105, 487123), (147, 347945), (159, 321685), (195, 262297), (245, 208767), (265, 193011), (273, 187355), (303, 168805), (371, 137865), (455, 112413), (505, 101283), (637, 80295), (689, 74235), (707, 72345), (735, 69589), (795, 64337), (1113, 45955), (1313, 38955), (1365, 37471), (1515, 33761), (1855, 27573), (1911, 26765), (2067, 24745), (2121, 24115), (2597, 19695), (3185, 16059), (3445, 14847), (3535, 14469), (3939, 12985), (4823, 10605), (4949, 10335), (5353, 9555), (5565, 9191), (6565, 7791)]