87318715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1987}}^1$

素因数の和:2067

約数の個数: 32

約数和(自身を含む): 123669504

約数和(自身を除く): 36350789

約数列:

[1, 5, 11, 17, 47, 55, 85, 187, 235, 517, 799, 935, 1987, 2585, 3995, 8789, 9935, 21857, 33779, 43945, 93389, 109285, 168895, 371569, 466945, 1027279, 1587613, 1857845, 5136395, 7938065, 17463743, 87318715]

約数ペア:

[(1, 87318715), (5, 17463743), (11, 7938065), (17, 5136395), (47, 1857845), (55, 1587613), (85, 1027279), (187, 466945), (235, 371569), (517, 168895), (799, 109285), (935, 93389), (1987, 43945), (2585, 33779), (3995, 21857), (8789, 9935)]