7991165

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{193}}^1$

素因数の和:238

約数の個数: 36

約数和(自身を含む): 12141684

約数和(自身を除く): 4150519

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 169, 193, 245, 455, 637, 845, 965, 1183, 1351, 2509, 3185, 5915, 6755, 8281, 9457, 12545, 17563, 32617, 41405, 47285, 87815, 122941, 163085, 228319, 614705, 1141595, 1598233, 7991165]

約数ペア:

[(1, 7991165), (5, 1598233), (7, 1141595), (13, 614705), (35, 228319), (49, 163085), (65, 122941), (91, 87815), (169, 47285), (193, 41405), (245, 32617), (455, 17563), (637, 12545), (845, 9457), (965, 8281), (1183, 6755), (1351, 5915), (2509, 3185)]