87007821

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 126282240

約数和(自身を除く): 39274419

約数列:

[1, 3, 19, 53, 57, 83, 159, 249, 347, 1007, 1041, 1577, 3021, 4399, 4731, 6593, 13197, 18391, 19779, 28801, 55173, 83581, 86403, 250743, 349429, 547219, 1048287, 1526453, 1641657, 4579359, 29002607, 87007821]

約数ペア:

[(1, 87007821), (3, 29002607), (19, 4579359), (53, 1641657), (57, 1526453), (83, 1048287), (159, 547219), (249, 349429), (347, 250743), (1007, 86403), (1041, 83581), (1577, 55173), (3021, 28801), (4399, 19779), (4731, 18391), (6593, 13197)]