17371389

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 27627520

約数和(自身を除く): 10256131

約数列:

[1, 3, 7, 21, 37, 79, 111, 237, 259, 283, 553, 777, 849, 1659, 1981, 2923, 5943, 8769, 10471, 20461, 22357, 31413, 61383, 67071, 73297, 156499, 219891, 469497, 827209, 2481627, 5790463, 17371389]

約数ペア:

[(1, 17371389), (3, 5790463), (7, 2481627), (21, 827209), (37, 469497), (79, 219891), (111, 156499), (237, 73297), (259, 67071), (283, 61383), (553, 31413), (777, 22357), (849, 20461), (1659, 10471), (1981, 8769), (2923, 5943)]