4234321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 32

約数和(自身を含む): 5734400

約数和(自身を除く): 1500079

約数列:

[1, 7, 13, 19, 31, 79, 91, 133, 217, 247, 403, 553, 589, 1027, 1501, 1729, 2449, 2821, 4123, 7189, 7657, 10507, 17143, 19513, 31837, 46531, 53599, 136591, 222859, 325717, 604903, 4234321]

約数ペア:

[(1, 4234321), (7, 604903), (13, 325717), (19, 222859), (31, 136591), (79, 53599), (91, 46531), (133, 31837), (217, 19513), (247, 17143), (403, 10507), (553, 7657), (589, 7189), (1027, 4123), (1501, 2821), (1729, 2449)]