315080913

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{997}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 488620800

約数和(自身を除く): 173539887

約数列:

[1, 3, 7, 21, 101, 149, 303, 447, 707, 997, 1043, 2121, 2991, 3129, 6979, 15049, 20937, 45147, 100697, 105343, 148553, 302091, 316029, 445659, 704879, 1039871, 2114637, 3119613, 15003853, 45011559, 105026971, 315080913]

約数ペア:

[(1, 315080913), (3, 105026971), (7, 45011559), (21, 15003853), (101, 3119613), (149, 2114637), (303, 1039871), (447, 704879), (707, 445659), (997, 316029), (1043, 302091), (2121, 148553), (2991, 105343), (3129, 100697), (6979, 45147), (15049, 20937)]