31287318

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{443}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 63936000

約数和(自身を除く): 32648682

約数列:

[1, 2, 3, 6, 79, 149, 158, 237, 298, 443, 447, 474, 886, 894, 1329, 2658, 11771, 23542, 34997, 35313, 66007, 69994, 70626, 104991, 132014, 198021, 209982, 396042, 5214553, 10429106, 15643659, 31287318]

約数ペア:

[(1, 31287318), (2, 15643659), (3, 10429106), (6, 5214553), (79, 396042), (149, 209982), (158, 198021), (237, 132014), (298, 104991), (443, 70626), (447, 69994), (474, 66007), (886, 35313), (894, 34997), (1329, 23542), (2658, 11771)]