394863478

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 624087360

約数和(自身を除く): 229223882

約数列:

[1, 2, 29, 58, 103, 157, 206, 314, 421, 842, 2987, 4553, 5974, 9106, 12209, 16171, 24418, 32342, 43363, 66097, 86726, 132194, 468959, 937918, 1257527, 1916813, 2515054, 3833626, 6807991, 13615982, 197431739, 394863478]

約数ペア:

[(1, 394863478), (2, 197431739), (29, 13615982), (58, 6807991), (103, 3833626), (157, 2515054), (206, 1916813), (314, 1257527), (421, 937918), (842, 468959), (2987, 132194), (4553, 86726), (5974, 66097), (9106, 43363), (12209, 32342), (16171, 24418)]