218456

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 32

約数和(自身を含む): 483840

約数和(自身を除く): 265384

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 83, 94, 166, 188, 329, 332, 376, 581, 658, 664, 1162, 1316, 2324, 2632, 3901, 4648, 7802, 15604, 27307, 31208, 54614, 109228, 218456]

約数ペア:

[(1, 218456), (2, 109228), (4, 54614), (7, 31208), (8, 27307), (14, 15604), (28, 7802), (47, 4648), (56, 3901), (83, 2632), (94, 2324), (166, 1316), (188, 1162), (329, 664), (332, 658), (376, 581)]