51132039

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 87552000

約数和(自身を除く): 36419961

約数列:

[1, 3, 7, 17, 21, 37, 49, 51, 79, 111, 119, 147, 237, 259, 343, 357, 553, 629, 777, 833, 1029, 1343, 1659, 1813, 1887, 2499, 2923, 3871, 4029, 4403, 5439, 5831, 8769, 9401, 11613, 12691, 13209, 17493, 20461, 27097, 28203, 30821, 38073, 49691, 61383, 65807, 81291, 92463, 143227, 149073, 197421, 215747, 347837, 429681, 460649, 647241, 1002589, 1043511, 1381947, 2434859, 3007767, 7304577, 17044013, 51132039]

約数ペア:

[(1, 51132039), (3, 17044013), (7, 7304577), (17, 3007767), (21, 2434859), (37, 1381947), (49, 1043511), (51, 1002589), (79, 647241), (111, 460649), (119, 429681), (147, 347837), (237, 215747), (259, 197421), (343, 149073), (357, 143227), (553, 92463), (629, 81291), (777, 65807), (833, 61383), (1029, 49691), (1343, 38073), (1659, 30821), (1813, 28203), (1887, 27097), (2499, 20461), (2923, 17493), (3871, 13209), (4029, 12691), (4403, 11613), (5439, 9401), (5831, 8769)]