42142815

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 128

約数和(自身を含む): 91929600

約数和(自身を除く): 49786785

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 37, 39, 45, 55, 59, 65, 99, 111, 117, 135, 143, 165, 177, 185, 195, 295, 297, 333, 351, 407, 429, 481, 495, 531, 555, 585, 649, 715, 767, 885, 999, 1221, 1287, 1443, 1485, 1593, 1665, 1755, 1947, 2035, 2145, 2183, 2301, 2405, 2655, 3245, 3663, 3835, 3861, 4329, 4995, 5291, 5841, 6105, 6435, 6549, 6903, 7215, 7965, 8437, 9735, 10915, 10989, 11505, 12987, 15873, 17523, 18315, 19305, 19647, 20709, 21645, 24013, 25311, 26455, 28379, 29205, 32745, 34515, 42185, 47619, 54945, 58941, 64935, 72039, 75933, 79365, 85137, 87615, 98235, 103545, 120065, 126555, 141895, 142857, 216117, 227799, 238095, 255411, 294705, 312169, 360195, 379665, 425685, 648351, 714285, 766233, 936507, 1080585, 1138995, 1277055, 1560845, 2809521, 3241755, 3831165, 4682535, 8428563, 14047605, 42142815]

約数ペア:

[(1, 42142815), (3, 14047605), (5, 8428563), (9, 4682535), (11, 3831165), (13, 3241755), (15, 2809521), (27, 1560845), (33, 1277055), (37, 1138995), (39, 1080585), (45, 936507), (55, 766233), (59, 714285), (65, 648351), (99, 425685), (111, 379665), (117, 360195), (135, 312169), (143, 294705), (165, 255411), (177, 238095), (185, 227799), (195, 216117), (295, 142857), (297, 141895), (333, 126555), (351, 120065), (407, 103545), (429, 98235), (481, 87615), (495, 85137), (531, 79365), (555, 75933), (585, 72039), (649, 64935), (715, 58941), (767, 54945), (885, 47619), (999, 42185), (1221, 34515), (1287, 32745), (1443, 29205), (1485, 28379), (1593, 26455), (1665, 25311), (1755, 24013), (1947, 21645), (2035, 20709), (2145, 19647), (2183, 19305), (2301, 18315), (2405, 17523), (2655, 15873), (3245, 12987), (3663, 11505), (3835, 10989), (3861, 10915), (4329, 9735), (4995, 8437), (5291, 7965), (5841, 7215), (6105, 6903), (6435, 6549)]