51642738

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{136621}}^1$

素因数の和:136639

約数の個数: 32

約数和(自身を含む): 131157120

約数和(自身を除く): 79514382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 136621, 273242, 409863, 819726, 956347, 1229589, 1912694, 2459178, 2869041, 3688767, 5738082, 7377534, 8607123, 17214246, 25821369, 51642738]

約数ペア:

[(1, 51642738), (2, 25821369), (3, 17214246), (6, 8607123), (7, 7377534), (9, 5738082), (14, 3688767), (18, 2869041), (21, 2459178), (27, 1912694), (42, 1229589), (54, 956347), (63, 819726), (126, 409863), (189, 273242), (378, 136621)]