531051521

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2693}}^1$

素因数の和:2921

約数の個数: 32

約数和(自身を含む): 716905728

約数和(自身を除く): 185854207

約数列:

[1, 7, 11, 13, 77, 91, 143, 197, 1001, 1379, 2167, 2561, 2693, 15169, 17927, 18851, 28171, 29623, 35009, 197197, 207361, 245063, 385099, 530521, 2695693, 3713647, 5835731, 6896773, 40850117, 48277411, 75864503, 531051521]

約数ペア:

[(1, 531051521), (7, 75864503), (11, 48277411), (13, 40850117), (77, 6896773), (91, 5835731), (143, 3713647), (197, 2695693), (1001, 530521), (1379, 385099), (2167, 245063), (2561, 207361), (2693, 197197), (15169, 35009), (17927, 29623), (18851, 28171)]