378714

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 32

約数和(自身を含む): 884736

約数和(自身を除く): 506022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 127, 142, 213, 254, 381, 426, 497, 762, 889, 994, 1491, 1778, 2667, 2982, 5334, 9017, 18034, 27051, 54102, 63119, 126238, 189357, 378714]

約数ペア:

[(1, 378714), (2, 189357), (3, 126238), (6, 63119), (7, 54102), (14, 27051), (21, 18034), (42, 9017), (71, 5334), (127, 2982), (142, 2667), (213, 1778), (254, 1491), (381, 994), (426, 889), (497, 762)]