87431185

素因数分解:

$5^1\times {\mathrm{37}}^2\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:373

約数の個数: 24

約数和(自身を含む): 110320056

約数和(自身を除く): 22888871

約数列:

[1, 5, 37, 53, 185, 241, 265, 1205, 1369, 1961, 6845, 8917, 9805, 12773, 44585, 63865, 72557, 329929, 362785, 472601, 1649645, 2363005, 17486237, 87431185]

約数ペア:

[(1, 87431185), (5, 17486237), (37, 2363005), (53, 1649645), (185, 472601), (241, 362785), (265, 329929), (1205, 72557), (1369, 63865), (1961, 44585), (6845, 12773), (8917, 9805)]