989644

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 1870848

約数和(自身を除く): 881204

約数列:

[1, 2, 4, 23, 31, 46, 62, 92, 124, 347, 694, 713, 1388, 1426, 2852, 7981, 10757, 15962, 21514, 31924, 43028, 247411, 494822, 989644]

約数ペア:

[(1, 989644), (2, 494822), (4, 247411), (23, 43028), (31, 31924), (46, 21514), (62, 15962), (92, 10757), (124, 7981), (347, 2852), (694, 1426), (713, 1388)]