974661478

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{70393}}^1$

素因数の和:70468

約数の個数: 32

約数和(自身を含む): 1784065536

約数和(自身を除く): 809404058

約数列:

[1, 2, 7, 14, 23, 43, 46, 86, 161, 301, 322, 602, 989, 1978, 6923, 13846, 70393, 140786, 492751, 985502, 1619039, 3026899, 3238078, 6053798, 11333273, 21188293, 22666546, 42376586, 69618677, 139237354, 487330739, 974661478]

約数ペア:

[(1, 974661478), (2, 487330739), (7, 139237354), (14, 69618677), (23, 42376586), (43, 22666546), (46, 21188293), (86, 11333273), (161, 6053798), (301, 3238078), (322, 3026899), (602, 1619039), (989, 985502), (1978, 492751), (6923, 140786), (13846, 70393)]