1389736

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 2822400

約数和(自身を除く): 1432664

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 223, 328, 446, 779, 892, 1558, 1784, 3116, 4237, 6232, 8474, 9143, 16948, 18286, 33896, 36572, 73144, 173717, 347434, 694868, 1389736]

約数ペア:

[(1, 1389736), (2, 694868), (4, 347434), (8, 173717), (19, 73144), (38, 36572), (41, 33896), (76, 18286), (82, 16948), (152, 9143), (164, 8474), (223, 6232), (328, 4237), (446, 3116), (779, 1784), (892, 1558)]