908960065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{991}}^1$

素因数の和:1249

約数の個数: 32

約数和(自身を含む): 1195923456

約数和(自身を除く): 286963391

約数列:

[1, 5, 13, 65, 103, 137, 515, 685, 991, 1339, 1781, 4955, 6695, 8905, 12883, 14111, 64415, 70555, 102073, 135767, 183443, 510365, 678835, 917215, 1326949, 1764971, 6634745, 8824855, 13984001, 69920005, 181792013, 908960065]

約数ペア:

[(1, 908960065), (5, 181792013), (13, 69920005), (65, 13984001), (103, 8824855), (137, 6634745), (515, 1764971), (685, 1326949), (991, 917215), (1339, 678835), (1781, 510365), (4955, 183443), (6695, 135767), (8905, 102073), (12883, 70555), (14111, 64415)]