1278701039

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{155201}}^1$

素因数の和:155326

約数の個数: 16

約数和(自身を含む): 1609134336

約数和(自身を除く): 330433297

約数列:

[1, 7, 11, 77, 107, 749, 1177, 8239, 155201, 1086407, 1707211, 11950477, 16606507, 116245549, 182671577, 1278701039]

約数ペア:

[(1, 1278701039), (7, 182671577), (11, 116245549), (77, 16606507), (107, 11950477), (749, 1707211), (1177, 1086407), (8239, 155201)]